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  1. Uranus Facts - NASA Science

    Apr 21, 2025 · If Earth was the size of a nickel, Uranus would be about as big as a softball. From an average distance of 1.8 billion miles (2.9 billion kilometers), Uranus is about 19 …

  2. How Big is Uranus? - Space

    Feb 28, 2018 · Although Uranus, discovered in 1781, is only four times the physical size of Earth, it is significantly more massive, weighing in at 86 septillion kilograms (just under one trillion …

  3. Uranus - Wikipedia

    Uranus has the third-largest diameter and fourth-largest mass among the Solar System's planets. Based on current models, inside its volatile mantle layer is a rocky core, and a thick hydrogen …

  4. Uranus: Size, distance from the Sun, orbit | Astronomy.com

    Oct 20, 2023 · Size: About 4 Earths would fit side by side across the face of Uranus. Its diameter is 31,800 miles (51,100 kilometers), making it the third-largest planet in the solar system.

  5. Uranus | Facts, Moons, & Rings | Britannica

    Nov 25, 2025 · Its mean distance from the Sun is nearly 2.9 billion km (1.8 billion miles), more than 19 times as far as is Earth, and it never approaches Earth more closely than about 2.7 …

  6. Uranus planet | Canadian Space Agency

    Uranus is the seventh planet from the Sun and is considered an ice giant because it is largely made up of water, ammonia, and methane in solid form. Like all the other planets, Uranus was …

  7. Uranus Facts | What Is Uranus Made Of - Star Walk

    Nov 28, 2025 · Uranus has a volume that is about 63 times the volume of the Earth which means that 63 Earths can fit inside Uranus. The ice giant is also four times wider than our planet.

  8. How big is Uranus? | Cool Cosmos

    Uranus is the third largest planet in the Solar System. It has a diameter of 31,518.4 miles or 50,724 kilometers which is about four times the diameter of Earth.

  9. How Big Is Uranus? Exploring the Scale of the Seventh Planet

    How Big Is Uranus? Uranus is a gas giant, which means it’s a huge ball of gas in our solar system. It’s about four times wider than Earth, making it the third-largest planet. Uranus ranks …

  10. How big is Uranus? | Scale of the Universe

    How big is Uranus? Find out on Scale of the Universe, an interactive, educational tool that puts our world into perspective. Compare Uranus to other similar objects.