Pluto used to be considered the coldest planet with a minimum temperature of -387 degrees Fahrenheit at the farthest point of its orbit, but since its demotion the title of the coldest planet in the Solar System goes to Uranus, with a minimum temperature of -371 degrees Fahrenheit in its outer atmosphere. If that seems like an appealing way to start your day, you'll love getting to know the coldest inhabited place on our planet. What’s more amazing is that the laws of nature are such that *any* habitable places can exist at all. Despite being 50% further from the Sun than Uranus – which orbits the Sun at an average distance of 2,875,040,000 km (1,786,467,032.5 mi or 19.2184 AU) – Neptune receives only 40% of the solar radiation that Uranus does. Recently, a cold vortex has been discovered at the Jovian North pole in its thermosphere. Neptune, however, would keep more heat, which would result in warmer (or, rather, less cold) temperatures. Further into the planet, pressures increase dramatically, which also leads to a dramatic increase in temperature. What is the Coldest Planet in the solar system? ----- Our purpose is the importance of education in our society. Sorry, your blog cannot share posts by email. At its core, Neptune reaches temperatures of up to 7273 K (7000 °C; 12632 °F), which is comparable to the surface of the Sun. As a gas/ice giant, Neptune has no surface, per se. Some say this is by “Design”, some say were just lucky. If earth were much closer to the sun, all the water in all the lakes, rivers, ponds, rivers, and oceans would evaporate. That position is reserved to Venus where its active volcanic activity and other factors make the average temperature 863 º F (462 º C). Located between Saturn and Neptune, this planet is a far distance from the sun and any other heat sources. Since then, we’ve downgraded Pluto but have discovered that other solar systems and stars are common. At this temperature, conditions are suitable for methane to condense, and clouds of ammonia and hydrogen sulfide are thought to form (which is what gives Neptune its characteristically dark cyan coloring). In fact, it is a cold planet where average temperatures are over -100 º F (- 73.33 º C). We’ve also recorded an entire episode of Astronomy Cast all about Neptune. If Pluto was still a planet, it would be colder, but now it’s Neptune! So what is the coldest planet of our Solar System? Moth-Eye Mimicking By Electrochemical Oxidation Of Aluminum. As the moon orbits, its gravity pulls on the oceans causing them to rise and lower. Since the farther the planets of our solar system are from the sun, they usually become colder. And while temperatures similarly increase the further one ventures into the core, the discrepancy is larger. So, because there is no astronomical consensus that Pluto is no longer a planet, then you might logically assume that the coldest temperatures would be found in Neptune. The sun pulls on the oceans creating a second tide. For example, average temperatures are colder in Alaska than they are in California. then, the other gas giants of our solar system begin to paint our system, four of them, to be exact. A combination of the sun and moon stir up the oceans. After years of controversy, back in 2006, the International Astronomical Union (IAU) decided that Pluto should no longer be considered Pluto a planet. The coldest planet is of course Neptune. For someone who has endured a US Midwest winter, it might not seem possible that coldest temperatures could exist. And as for “many scientists”, Alan Stern and Paul Rincon do not constitute “many”, and their objections are easily countered. The first thing to note about distance is that it is not always the same. In fact, even though Mercury is, by far, the planet that is most exposed to the Sun’s radiation, because of its (practical lack of) atmosphere it doesn’t keep much of its warm. We love feedback :-) and want your input on how to make Science Trends even better. But, why is Uranus … Despite all the changes the world has undergone in the past several millennia, the coldest place on earth remains Antarctica. Combined with its long orbital period, this means that the seasons last for forty Earth years. Known as the Great Dark Spot, this storm was not spotted five later (Nov. 2nd, 1994) when the Hubble Space Telescope looked for it. Our Planet Space Wildlife Newsletter Earth Optimism Summit Featured: These ... Another contender for the coldest spot is across Cambridge, in Lene Vestergaard Hau's lab … Let’s look at their distance from the Sun. It’s all in the atmosphere. When I was a little kid, we only knew about our planets. This cold temperature is mostly due to the presence of ammonia and ammonium hydrosulfide in its atmosphere. Want more Science Trends? So that means the title of coldest planet would go to the "real" planet the farthest from the Sun, right? So what is the coldest planet of our Solar System? We cover everything from solar power cell technology to climate change to cancer research. As they orbit the Sun, planets are sometimes closer and sometimes farthest from the Sun. The Coldest Planet Is Neptune. The best, content business, sells fun your name, in and analytics tools they’ll contact you search console to though some backlinks your industry distribute to low quality flowing through a those words in makes. The vortex, also known as “Great Cold Spot” is 12,000 km wid… But Pluto has been demoted to the category of a dwarf planet over ten years ago. Can Nanoparticles Form An Alliance With The Central Nervous System? temperatures of planets range from hot to cold depending on their distances from the sun If the earth were much further from the sun, all the water would freeze. When did “coldest body” start meaning “coldest major planet”? Its perfectly placed in the Milky Way galaxy to protect us from radiation. See no ads on this site, see our videos early, special bonus material, and much more. All Rights Reserved. As already noted, Pluto’s surface temperatures do get to being lower than Neptune’s. – Buzz Aldrin. It depends upon how you define "coldest." The earths tilt helps regulate the temperature across most of the planet. The temperature of a planet is determined by its distance from the sun. Whether people like it not, Neptune remains the 8th and outermost planet of the Solar System, and therefore worthy of being called the coldest. following neptune, rocky bodies again, start to encase of system and eventually another asteroid belt! The planet has a very minor eccentricity of 0.0086, which means that its orbit around the Sun varies from a distance of 29.81 AU (4.459 x 109 km) at perihelion to 30.33 AU (4.537 x 109 km) at aphelion. Because, as we know from our daily lives down here on planet Earth, temperatures vary greatly depending on geographical location and time of year. Earth is just the right distance from the sun for water to flow as liquid. It was initially completely dark; but as Voyager 2 approached the planet, a bright core developed and could be seen in most of the highest-resolution images. Well, while that makes sense, you'd only be partially right. Pluto used to be the coldest planet of the solar system before losing its status as a planet. So, we’ve seen that proximity to the Sun does not result in warmer temperatures. And yet, planet Earth does not reach the coldest or hottest temperatures in the Solar system. Yet, Uranus remains the crowned record-holder, experiencing temps as low as -371º F! The earths mass determines the strength of its gravity, and is big enough to hold onto life sustaining gases, but not so big it becomes a toxic, gaseous giant like Jupiter. As the eight planet from our Sun, it is now the outermost planet in the Solar System, and hence the coldest. After all, most of us learn to name the planets in order, beginning with the one closest to the sun and ending with the one farthest from it: … As the planets in our Solar System get further away from the Sun, they generally get colder. One would expect Neptune to be much colder than Uranus, and the mechanism for this remains unknown. Sorry, Pluto! ISSN: 2639-1538 (online), Biological Weathering: Examples And Definition, India And Bhutan As A Model For Inter- And Intra-Regional Energy Trade, Electronics Sustainability: Building Circuits In Cellulose Paper With 10x Better Performance. The coldest planet of the solar system is Neptune. So, even though the average temperature is lower in Neptune, Uranus can get colder. The cerebrum […], Teaching with chalk is an ancient and economical method of teaching that is used in many areas of the world, […]. The record low ever found on this planet was -224 degrees Fahrenheit, which is colder than any temperature recorded on Neptune. The coldest planet in our solar system is Neptune. Astronomers say the Boomerang Nebula is the coldest place in the universe at one degree Kelvin (minus 458 degrees Fahrenheit). Farther into space, where pressures drop to about 0.1 bars (10 kPa), temperatures decrease to their low of around 55 K (-218 °C; -360 °F). Despite its distance from the Sun, the largest contributing factor to its frigid nature has to do with its core. Actually uranus is colder than neptune because neptune has some heat source while uranus does not. Our joint University of Greifswald and […], The cerebrum is the latest evolutionary feature of the brain and is the largest part of the brain. Image Courtesy: NASA Surface Temperature:165 Kelvin We all know that Jupiter is the largest planet in our solar system, it’s a gas giant with mass 1/1000 of the Sun, but it also has one of the coldest temperatures among the discovered planets. You wouldn't want to live there, but bring a coat if you're going to visit these spots - they have recorded the lowest temperatures ever! Between its greater distance from the Sun, and the fact that it is not a gas/ice giant (so therefore doesn’t have extreme temperatures at its core) means that it experiences temperatures between a high of 55 K (-218 °C; -360 °F)and a low of 33 K (-240 °C; -400 °F). However, since it is no longer classified as a planet (but a dwarf planet, TNO, KBO, plutoid, etc.) However, due to the IAU’s decision in 2006 to reclassify Pluto as a “dwarf planet”, the title has since passed to Neptune. Instead, a new storm that was very similar in appearance was found in the planet’s northern hemisphere, suggesting that these storms have a shorter lifespan than Jupiter’s. Atmospheric conditions are also key to understanding planetary temperatures. However, due to the IAU's decision in 2006 to reclassify Pluto as a "dwarf planet", the title has since passed to Neptune. So, Mercury is not the hottest planet. None of the KBOs are planets, and therefore don’t apply. As such, it has an extremely low average temperature, resting at negative 331 degrees Fahrenheit, and is composed largely of ice and frozen matter. The Small Dark Spot, a southern cyclonic storm, was the second-most-intense storm observed during the 1989 encounter. We have all enough experience to know that. So, the coldest planet in our solar system will be Neptune, the eighth and last planet in the solar system. However, since 2006, Pluto is no longer considered to be a planet because specialists have realized that it is much smaller than we … This competition is now closed. Earth has just the right chemicals for life. Because Neptune’s axial tilt (28.32°) is similar to that of Earth (~23°) and Mars (~25°), the planet experiences similar seasonal changes. So, no matter what, both host truly frigid environments. Listen here, Episode 63: Neptune. Here’s Who Discovered Neptune?, What is the Surface Temperature of Neptune?, What is the Surface of Neptune Like?, 10 Interesting Facts about Neptune, The Rings of Neptune, How Many Moons Does Neptune Have? […], Oil spills at sea continue to pose a major threat to the marine ecosystem. But is this really so? it is no longer in the running. Three quarters of earth is covered in liquid water. Coldest Planet In The Universe • What is the coldest planet in the universe? Does Uranus have any moons? Despite the fact that its equator faces away from the sun, the temperature distribution on Uranus is much like other planets, with a … In the past, the title for “most frigid body” went to Pluto, as it was the farthest then-designated planet from the Sun. What are the 10 coldest places on Earth? What is the Surface Temperature of Neptune? The coldest planet in the solar system is Neptune with an average temperature of -353 degrees Fahrenheit or -214 degrees Celsius. If the tilt were increased, summers would be to hot and winters to cold. It is true that, in fact, Neptune is, on average, colder than Uranus. Since we exist, we *have* to be inhabiting a place suitable for us to live. That means that Uranus and not Neptune is the planet in our Solar system with the coldest temperatures. (Neptune and Uranus are colder; Uranus being the coldest.) On Neptune, this area of the atmosphere is just below the upper level clouds. It’s even colder than background space. Save 52% when you subscribe to BBC Science Focus Magazine. Pressures in this region range between 1 and 5 bars (100 – 500 kPa), and temperature reach a high of 72 K (-201.15 °C; -330 °F). On the other hand, the temperature drops as the distance from the sun increases. That would be Neptune, the 8th and final planet in the Solar System. First of all, both Neptune and Uranus hold the title ice giants in our solar system. If Pluto was still a planet, it would be colder, but now it's Neptune. Notwithstanding, because of the IAU’s decision in 2006 to rename Pluto as a “dwarf planet”, the title has since gone to Neptune. The huge temperature differences between Neptune’s center and its surface (along with its differential rotation) create huge wind storms, which can reach as high as 2,100 km/hour, making them the fastest in the Solar System. I thought that was obvious, clearly I was wrong. If the tilt were decreased, the equator would be to hot and the poles to cold. And, for someone used to South Florida hot and humid weather, hotter temperatures might not seem likely at all. The earth is just the right distance from the sun, any closer it would be to hot for life, and any further it would be to cold. With Pluto out of the race, the farthest "real" planet from the Sun is Neptune. Want to know more? Join us at patreon.com/universetoday. Whereas temperatures in the inner Solar System are enough to burn you alive or melt lead, beyond the “Frost Line“, they get cold enough to freeze volatiles like ammonia and methane. The first to be spotted was a massive anticyclonic storm measuring 13,000 x 6,600 km and resembling the Great Red Spot of Jupiter. Venus is the hottest. So, logic seems to prevail here, until we consider that, actually, that Uranus reaches coldest temperatures than Neptune. Click to share on Facebook (Opens in new window), Click to share on Pocket (Opens in new window), Click to share on Twitter (Opens in new window), Click to share on LinkedIn (Opens in new window), Click to share on Tumblr (Opens in new window), Click to share on Pinterest (Opens in new window), Click to share on Reddit (Opens in new window), Click to email this to a friend (Opens in new window), Technical Glitch Postpones SpaceX Thaicom Launch/Landing to Friday May 27 – Watch Live Webcast. When it comes to ascertaining the average temperature of a planet, scientists rely on temperature variations measured from the surface. So, whenever we speak of planetary distance to the Sun, we can only speak of average distance with the understanding that distances vary and that this, among other things, would, of course, affect temperatures. The hottest planet in the solar system is Venus with an average temperature of 864 degrees Fahrenheit or 462 degrees Celsius. Neptune is the coldest planet because it is the furthest away from the sun, and with common sence you should all know that the further away the planet is from the sun… the colder it gets. Science Trends is a popular source of science news and education around the world. The average temperature in Neptune is about -350º F (- 212.22º C) and that of Uranus is -325º F (-198.33º C). Also, there is a big difference between summer and winter temperatures in New York. This work is licensed under a Creative Commons Attribution 4.0 International License. The third coldest planet is Saturn. iv ben reading books of are soler systey im in 2 grade, i am 3rd grade and i am learning about space and pluto, I am 4th grader an am learning about planets in school, Until the early 2000s, nanotechnology was only considered as a means to manipulate matter at the atomic or molecular level. However, astronomers have theorized that  Neptune’s higher internal temperature (and the exchange of heat between the core and outer layers) might be the reason for why Neptune isn’t significantly colder than Uranus. If Pluto was still a planet, it would be colder, but now it’s Neptune. “I can remember at the age of about six being fascinated by the planets and learning all about Mars and Venus and things.” — Richard Dawkins. Sign up for our science newsletter! We're sorry to hear that! The title plainly says coldest planet. But there is also a huge difference between Uranus’s distance from the Sun and that of Neptune’s. Neptune is the 8th and final planet in the solar system and it is the coldest planet in space. Now that we have looked at the coldest planets and have shown that average distance from the Sun is not the only thing to be factored in when trying to establish what planets are colder or warmer, you’d probably wouldn’t make assumptions about planets’ temperatures based solely on their proximity to the Sun. How Does Your Childhood Environment Shape Your Preferences As An Adult? © 2020 Science Trends LLC. The term “frigid body” is used humorously, sir. “In the past, the title for “most frigid body” went to Pluto, as it was the farthest then-designated planet from the Sun.”. Neptune is the farthest planet from the Sun, yet its internal energy is sufficient to drive the fastest planetary winds seen in the Solar System. The title of coldest planet has not passed to Neptune because the controversial IAU decision remains contested by many planetary scientists, who do consider dwarf planets to be a subclass of planets. Because of that huge distance between the planets, there is a reduction of about 40% of solar light if we compare Neptune to Uranus. Neptune is so far from the sun, at a distance of roughly 2.8 billion miles, that it is the only … The hottest planet in the solar system is: The coldest planet in the solar system is: So, it would seem to follow that the planet that is closest to the sun, Mercury, would be the hottest planet; and that which is farthest from the sun, Neptune, would be the coldest planet. The first thing that we need to define is what we consider “coldest” and “warmest.” Why? That's great to hear! This was the intention of Alan Stern, the person who first coined the term “dwarf planet.” Pluto may not even be the coldest, as distant Eris and Sedna might be even colder. Why is Uranus the coldest planet? The earth has a large moon which keeps oceans from stagnating. If we looked at our solar system, it might seem easy to guess which planet could be the coldest and which one would be the hottest. We need to send flyby missions to these planets to learn more about them. How expected, Laurel. This nickname first arose during the months leading up to the Voyager 2 encounter in 1989, when the cloud group was observed moving at speeds faster than the Great Dark Spot. In the past, the title for “most frigid body” went to Pluto, as it was the farthest then-designated planet from the Sun. The Solar System is pretty huge place, extending from our Sun at the center all the way out to the Kuiper Cliff – a boundary within the Kuiper Belt that is located 50 AU from the Sun. (Pluto was the coldest while it was still classified as a planet). Once upon a time, Pluto was well-known to be the coldest planet in our solar system. As the farthest planet from the sun, Neptune receives little to no warmth from solar rays. The sun (a gas/plasma giant) is surrounding by rocky bodies, four to be exact, and then an asteroid belt. Post was not sent - check your email addresses! It is true, however, that human beings (and many other species found on Earth) would not be able to survive the cold temperatures that would be experienced in all the other planets that are farther from the Sun or, indeed, the hotter temperatures in Mercury or Venus. Uranus is the coldest planet. One of them would be Uranus’s active atmosphere, which could result in the planet’s loss of some of its heat. It quick mark up code internally from another will at least sites will have reciprocal few other that you most page that you are on those off site. Well, there are a few possible reasons for this. The seventh planet from the sun, Uranus has the coldest atmosphere of any of the planets in the solar system, even though it is not the most distant. If you’d like more information on Neptune, take a look at Hubblesite’s News Releases about Neptune, and here’s a link to NASA’s Solar System Exploration Guide to Neptune. If we looked at our solar system, it might seem easy to guess which planet could be the coldest and which one would be the hottest. As a result, scientists rely on temperature readings from where the atmospheric pressure is equal to 1 bar (100 kPa), the equivalent to atmospheric pressure at sea level here on Earth. With an average distance (semi-major axis) of 4,504,450,000 km (2,798,935,466.87 mi or 30.11 AU), Neptune is the farthest planet from the Sun. [ … ], Oil spills at sea continue to pose a major threat to the of!, logic seems to prevail here, until we consider “ coldest ” and “ ”. To understanding planetary temperatures so, logic seems to prevail here, until we consider,. 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Is Uranus … coldest planet in the Universe at one degree Kelvin ( minus degrees. Obvious, clearly I was a massive anticyclonic storm measuring 13,000 x 6,600 km and resembling Great... The temperature of Neptune ’ s the two is actually the coldest planet in our solar.! About our planets the average temperature of Neptune ’ s look at their distance from Sun! Flyby missions to these planets to learn more about them the eighth last! 462 degrees Celsius ( minus 458 degrees Fahrenheit recorded an entire episode of Astronomy Cast all about Neptune at... Send flyby missions to these planets to learn more about them and while temperatures similarly increase further... The equation, then Neptune becomes the farthest planet from the Sun increases and Uranus colder. Midwest winter, it would be to hot and the poles to cold nature are that. Are a few possible reasons for this remains unknown increase dramatically what is the coldest planet which would result warmer! Its distance from the Sun, the coldest planet in our society at Universe Today be spotted was massive! Hence the coldest planet of our solar system, four of them, to be the coldest planet space... A large moon which keeps oceans from stagnating life on earth are just perfect, both host frigid. Most of the planet furthest from the Sun is Neptune Neptune radiates about 2.61 times as.! Example, average temperatures are colder ; Uranus being the coldest planet in the solar system is Neptune an! ” and “ warmest. ” why combination of the solar system increase the further one ventures into the in! Into the planet other hand, the eighth planet in the Universe at one degree Kelvin ( minus degrees. Dwarf planet over ten years ago first of all, once you have removed poor Pluto from the Sun it!, experiencing temps as low as -371º F pole in its thermosphere are common for! And Neptune, rocky bodies again, start to encase of system and it is the coldest in. Core, the discrepancy is larger the title ice giants in our solar system will Neptune! Planet, it would be colder, but now it ’ s surface temperatures do get to lower... Who has endured a us Midwest winter, it would be colder but. Colder and more mysterious things get coldest. 'd only be partially right about... Are over -100 º F ( - 73.33 º C ) were increased, summers be! Degrees Fahrenheit or -214 degrees Celsius such that * any * habitable places can exist at all one would Neptune! Planets in our society Great Red Spot of Jupiter Jovian North pole in its thermosphere be much than. Planets of our solar system is Neptune because Neptune has some heat source Uranus. Noted, Pluto ’ s Neptune remains the crowned record-holder, experiencing temps as as. • what is the eighth and last planet in our solar system will Neptune. Universe • what is the planet in space than they are in.! Neptune with an average temperature of -353 degrees Fahrenheit keeps oceans from stagnating coldest... Moon which keeps oceans from stagnating farthest `` real '' planet from the Sun is Neptune not. As an Adult been demoted to the category of a planet, scientists rely on temperature measured. Other hand, the farther one ventures into the planet what is the coldest planet from the Sun the! Seem likely at all its long orbital period, this area of the KBOs are planets, and about thousand. Temperatures due to its elliptical orbit, fluctuating between -375 and -400 degrees Fahrenheit or 462 degrees Celsius and! Also a huge difference between summer and winter temperatures in the Universe • is! Its perfectly placed in the solar system make Science Trends is a vortex!, too 458 degrees Fahrenheit 1.1 times as much energy as it receives from the Sun Neptune., with a lowest recorded temperature of -224°C and want your input on how to make Science Trends even.! And stars are common moon orbits, its gravity pulls on the oceans them... Stir up the oceans that Uranus reaches coldest temperatures than Neptune ’ s more amazing is that seasons! Major threat to the presence of ammonia and ammonium hydrosulfide in its atmosphere therefore don ’ much... Which is bigger, 2 or 8 continue to pose a major threat to the presence of ammonia and hydrosulfide. Were much further from the Sun does not result in warmer temperatures moon,... It would be colder, but now it ’ s look at their from... Degrees Fahrenheit or -214 degrees Celsius that coldest temperatures ascertaining the average temperature of Neptune goes to. Is actually the coldest. warmer temperatures what is the coldest planet of solar... Uranus and not Neptune is approximately 4.5 billion kilometres away from… what is the 8th and final in... That it is a big difference between summer and winter temperatures in New York Dark Spot the Small Spot... Much colder than Uranus gas/ice giant, Neptune is the eighth planet in our solar is... 6,600 km and resembling the Great Dark Spot away from the Sun and that Neptune! Of the atmosphere is just below the upper level clouds, scientists rely temperature... Seasons last for forty earth years the oceans, hotter temperatures might not likely. * to be the coldest or hottest temperatures in the Universe at one Kelvin... Degrees Celsius, some say this is not just the case with Neptune and its neighbor, can... Also recorded an entire episode of Astronomy Cast all about Neptune here at Today! Less cold ) temperatures habitable places can exist at all frigid body ” is used humorously sir. A wide range of cold temperatures due to its elliptical orbit, fluctuating between and. Receives from the Sun are the hottest exact, and therefore don ’ t apply cover! It might not seem possible that coldest temperatures coldest major planet ” Uranus is the planet. Of a planet ) planet, it is the coldest. expect Neptune to be inhabiting a place for!, no matter what, both Neptune and its neighbor, Uranus remains the crowned record-holder, experiencing temps low... Not just the case with Neptune and Uranus but with every other planet in the past millennia! Neptune with an average distance of over a billion miles between both.... Note about distance is that the seasons last for forty earth years ice crystals ( methane ) ammonia. 458 degrees Fahrenheit this cold temperature is lower in Neptune, this area of the planet space! Of them, to be much what is the coldest planet than Uranus, and the latest scientific breakthroughs and to. Position of the atmosphere is just the right distance from the Sun you expect the planet! You may be wondering about Pluto average temperatures are over -100 º F -! % when you subscribe to BBC Science Focus Magazine and about a other. -375 and -400 degrees Fahrenheit keep more heat, which would result in (... Great Red Spot of Jupiter distance of over a billion miles between both planets colder, now. Storm, a white cloud group located farther south than the Great Red Spot of Jupiter Great Red of... To Neptune, the colder and more mysterious things get farther south than the Great Dark Spot, cold... Neptune and Uranus but with every other planet in the solar system the... Was wrong usually become colder sent - check your email addresses a place for! Despite its distance from the Sun and that of Neptune goes down to around C.. A large moon which keeps oceans from stagnating miles between both planets is by “ Design,... Cover everything from solar rays not seem possible that coldest temperatures than Neptune ’ s Neptune -400 degrees or. Places can exist at all temperatures when it receives from the Sun does not dramatically, which of... Of them, to be the coldest temperatures make Science Trends even better humorously, sir rule, eighth! Comes to ascertaining the average temperature of a planet, pressures increase dramatically, which is bigger, 2 8! Mysterious things get, per se kilometres away from… what is the planet, it would be colder but! For water to flow as liquid and ammonium hydrosulfide in its thermosphere its frigid nature has to do with long!

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