Planet Uranus facts The mean radius of Uranus is ~ 25,362 km (~ 3 times that of Earth). Uranus as seen by the human eye (left) and with colored filters (right). Methane makes it aquamarine or cyan in color. NASA/JPL. When he looked through the telescope and saw a … It is also the coldest planet in the Solar System with temperatures dropping as low as -224 degrees. The British astronomer thought it was a comet or a star. The atmosphere is made up of 83% hydrogen, 15% helium, and 2% methane. Despite being the seventh most distant planet from the sun and over a billion miles away from the Earth, Uranus can still be viewed with unaided eyes. Temperatures are freezing -153 degrees C to -218 degrees C in the deeper troposphere where the clouds are. Uranus is a giant planet. Most (80 percent or more) of the planet's mass is made up of a hot dense fluid of "icy" materials—water, methane and ammonia—above a small rocky core. The discovery was made in 1781 by an astronomer called William Herschel, who at the time was charting stars in the sky. The tilt of Uranus may have been caused by a collision. The flyby was conducted by NASA’s Voyager 2 at a distance of 50,331 miles from the planet's cloud tops in January 1986. Uranus and Venus turn in a retrograde direction which is … Here are 10 interesting facts about planet Uranus. 2. Mars is the Roman god of war, for instance. 12. The last of these 27 moons was discovered in 2003. He was the father of Saturn. If one stood on either pole of the planet, one would probably and experience 42 years of sunlight and 42 years under cover of darkness. The Earth, as we know, spins at an angle of 23 degrees. By Oishimaya Sen Nag on September 8 2017 in Did You Know. The planet orbits about 1.79 billion miles away from the sun. It is possible to see Uranus … Uranus has only received one visit by a spacecraft. The pressure on the surface is around 1.3 times that of the earth and the gravity is about 0.9 times that of Earth. Currently, NASA is evaluating the possibility of future missions to Uranus and Neptune to help in the upcoming Planetary Decadal Survey. 7. In other words, a 10 feet dunk on Earth would equate to an 11 feet dunk on Uranus. You need to have a telescope in order to see it, which also makes Uranus the first planet which was discovered the use of a telescope. It is a bright bluish-green color which it gets from the methane in its atmosphere. If you love studying planets, you’ll know that most planets are named after Roman gods. Uranus is icy and burning hot, with extreme seasons. However, the rings are not as prominent as those around Saturn. Uranus was the first of three planets to have been discovered, thanks to the invention of the telescope. Uranus is one of two ice giants in the outer solar system (the other is Neptune). Uranus was the first ever planet to be discovered with the help of a telescope. Uranus is one of the four planets in the solar system that is a gas planet. Uranus has the coldest atmosphere in the solar system and it’s not hard to see why. CTRL + SPACE for auto-complete. Nearly all the planets in the solar system get their names from Roman Mythology. Even though Uranus is the third largest planet in our solar system and four hundred times the size of Earth, the planet is not readily visible to the naked eye. But Uranus was too dim for ancients to consider as a planet. Uranus was the husband of Gaia, the goddess of the Earth. He may have preferred ‘Uranus’, and so that’s what this planet beyond Saturn came to be called. 6. November 15, 2017. These gas planets are called ‘Jovian Planets’ Uranus is made up of layers and layers of gas, and has many rings and moons that orbit around the planet. Here are some Uranus facts for children. If you look in the direction of Uranus through a telescope, you will see a bluish-greenish disk. “Uranus orbits the Sun every 84 Earth years.”. It is the seventh planet from the Sun (Order of the planets from the Sun: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto (the dwarf planet)). by Matt Williams Ten Interesting Facts About Uranus The gas (and ice) giant known as Uranus is a fascinating place. Uranus is the seventh planet from the sun in our solar system. Uranus is the only planet that is named after a Greek god. It is too dim to have been seen by the ancients. Uranus was first named George. This makes Uranus the third-largest by size. Where the sun’s radiation hits the planet’s outer atmosphere layers, temperatures can get as hot as 577 degrees C. The core may get as hot as 4,727 degrees (which is nothing to Jupiter’s 24,000 degrees C core). If the mass of all the moons around the planet were added up, it probably would not match the mass of Neptune’s largest moon, Triton. Near the core, it heats up to 9,000 degrees Fahrenheit (4,982 degrees Celsius). The planet can get as hot as it gets cold. While other planets rotate on their axis with a tilt relative to the sun, the axial tilt of Uranus is far more pronounced. The rings of Uranus are thought to have formed around 600 million years ago from the collision of moons or other big celestial objects. Uranus has a total of 27 moons, each of which is named after characters in the works of Alexander Pope, William Shakespeare. 15. 21. At... Uranus turns on its axis once every 17 hours, 14 minutes. Fun Facts about the Planet Uranus. This kind of extreme temperature difference creates seasons as long as 20 years. Along with Neptune, Uranus is an ice giant.. You can’t see it with your eyes when you looked up at the night sky because it is so far away. Waiting for the ideal circumstances to travel to planets such as Mars or Venus may take months or years. Traveling to other planets has always been quite a challenge. Uranus has 27 moons, Jupiter has 67 while the Earth has just one. This was the first planet to be discovered using a telescope. He had been surveying stars, including those that were ten times dimmer than visible stars. Uranus is slightly larger in diameter than its neighbor Neptune, yet smaller in mass. 25. The earliest of such exploration was possibly done by the Greek astronomer Hipparchus in 128 BC. Write CSS OR LESS and hit save. To view the planet, one must, however, ensure that the darkness of the night sky is not subject to light pollution. It took some time for others to confirm that Uranus was a planet because it follows a planetary orbit. The Name Uranus Comes from the Same Root Word as Urine. This will show you how deep the planet’s tilt angle really is. For comparison, the axial tilt of Mars is 24 degrees, and Earth’s axial tilt is about 23.5 degrees while that of Uranus is 98 degrees. 16. 8 Useful Facts About Uranus. I thought it would be fun to take a closer look at one of the planets in our Solar System so here are 10 random facts about Uranus. The planet’s blue appearance is due to the absorption of red light by methane, which then scatters away blue light. There’s a high chance that the reason for Uranus’s lopsided spinning is the many collisions it has suffered. 5. Jupiter is barely tilted at an angle of 3 degrees. 11. It is the second least dense planet; Saturn is the least dense of all. The moons of Uranus are, however, considered small and somewhat irregular. 1. It is the seventh planet from the Sun (Order of the... 2. 24. Uranus is the 7 th planet away from the Sun, and by diameter, is the third largest. Uranus, with its featureless, blue-green disk, is the only planet to be named after a Greek and not a Roman god. 9. The unexpected observation is due to the unique properties of its core, thought to have cooled down at some point. When William Herschel first discovered the planet in 1781, the English astronomer named it the Georgium Sidus (the Georgian Planet) in honor of King George III. But do you know, before Sir William Herschel, it was not recognized as a planet? What amazes is the fact that Uranus does not generate any heat which is more than what it receives from the Sun. Uranus facts!! Interesting Facts About Uranus for Kids. Random Fact 1: Uranus is the seventh planet from the Sun! 14. The new name followed a tradition of naming new planets after Roman mythological deities. The origin of the particles forming the rings might have been from one or a number of its moons shattered due to high-speed impact. The sixth planet is Saturn and the eigth planet is Neptune. But Uranus’ tilt is so pronounced that generally one pole or the other is pointing towards the Sun. Compare with Earth temperatures, where the coldest it’s got in recent years was a record -93.2 degrees C in Antarctica in 2013. It’s over 19 times further away from the sun than the Earth is! The funny thing is this makes Uranus the first planet to have been discovered in modern times! Further analysis of the celestial body, however, led to the calculation of the object’s orbit, a result that was contrary to the expected elliptical path of a comet. The mean density of the planet ~ 1.27 g/cm3, and the mass of Uranus is 8.68×1025 kg (~ 14.5 times more massive than Earth). The planet has a magnitude of 5.3, which falls within the scale of brightness perceivable by the human eye. Like all ice and gas giants in the solar system, Uranus also has rings. Cold, windy Uranus looks like a planet on its side. Because of the presence of icy layers, it is also known as the Ice Planet. © 2020 TheFactFile.Org. Interesting facts about Uranus. It was discovered in December 13, 1781 by … Uranus is located at a distance of about 2.88 billion km or 19.2 AU from the Sun. Link/cite this page. Uranus was the first planet to be discovered with the help of a telescope. But the sun is far away from Uranus, so the furnace in the core of Uranus probably plays a much larger role in keeping the planet warm. Uranus is named after the Greek god of the sky. Thankfully Herschel’s sycophantic attempts to name Uranus was not popular, or we wouldn’t have ‘your-anus’ in our midst anymore! Now, there are different theories that explain the inability of Uranus to emit the heat from its core. In 2009, the possibility of extending the space mission of the Cassini spacecraft (at the time studying Saturn) to Uranus was discussed but was never actualized. The radioactive element uranium was named after Uranus when it was discovered in 1789, just eight years after the planet was discovered.Kid-Friendly UranusResources Scientists believe that the rings are relatively young and might not have been formed during the formation of the planet. Read also: 300 Crazy Fun Facts To Start Your Day 2. If you use any of the content on this page in your own work, please use the code below to cite this page as the source of the content. Facts about Uranus Uranus was officially discovered by Sir William Herschel in 1781. 20. Experts believe that this tilt was the result, literally, of several punches to the planet and not just one big collision. Other planets were visible to the naked eye, so they were discovered before astronomical inventions were made. The rocky substance on the moon is thought to be made of carbonaceous matter. Uranus was the Greek god of the sky and was married to Mother Earth. Several astronomers also confirmed his observations and led him to conclude that he had indeed discovered a new planet. For example, if you were to fall off your spacecraft over Uranus, you’d probably find yourself half-falling and half-swimming through the planet’s atmosphere. 26. The seventh planet from out Sun, Uranus is … The results of the survey will help NASA determine its planetary science priorities going into the future. 4. This is why there has been no mention of Uranus sightings before William Herschel saw it through his telescope in... 3. While Neptune, which is farther away, has the coldest average temperature, Uranus goes into the books for the lowest recorded temperatures. This is easier to understand if you think about how large Uranus is. A 3D rendering of Uranus. Uranus is too dim for ancient civilizations to have seen it. 1. This is why there has been no mention of Uranus sightings before William Herschel saw it through his telescope in 1781. Here are some other interesting facts about Uranus, the oddball planet, that we bet will fascinate you. 11 Fun Facts About Uranus For Kids Jack Bennett January 16, 2019 Blog No Comments Uranus is the seventh planet from the sun, and wasn’t discovered until 1781 with the help of telescopes, as it was too dim to have been spotted by ancient civilisations … Facts about Uranus for Kids: Uranus has the coldest temperatures of all of the planets, hitting as low as -224 degrees C. Uranus has a tilted axis and it’s thought that a collision with another large celestial object was the cause of it.