Web24 Oct 2003 · Planet Sizes. Mercury – 1,516mi (2,440km) radius; about 1/3 the size of Earth. Venus – 3,760mi (6,052km) radius; only slightly smaller than Earth. Earth – 3,959mi (6,371km) radius. Mars – 2,106mi (3,390km) … WebHow to Use the Planet Size Comparison Chart. Click on a planet or the Sun for details on composition, mass, gravity, and number of moons. You can also zoom in and out on the planets or the Sun using the plus and minus …
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WebThe two planets which are closer to the Sun than Earth, Mercury and Venus, have the most easily visible planetary phases, but you need a telescope to see them. The bar below each planet shows brightness. The eye icon … Web22 Apr 2014 · Closest: 1.35 billion km / 839 million miles (9.05 AU) Furthest: 1.51 billion km / 938 million miles (10.12 AU) Average: 1.43 billion km / 889 million miles (9.58 AU) Closest to Saturn from Earth ... barbara bush foundation grants
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Web4 Mar 2024 · When a planet is at opposition it is usually at its closest to Earth and therefore appears larger than at any other time during its apparition. Due to its position relative to the Sun, a planet can be brighter than usual too. For more on this, read our guide What is opposition in astronomy? Web31 Jan 2024 · Our Sun is one of at least 100 billion stars in the Milky Way, a spiral galaxy about 100,000 light-years across. And where are we in the Milky Way? Our Sun lies near a small, partial arm called the Orion Arm, or … Web26 Aug 2024 · Jupiter lies an average of 391 million miles from Earth and 484 million miles from the Sun. It’s the fifth planet from the Sun after Mars and before Saturn. It is also the first of the four Jovian planets or gas giants, which include Saturn, Uranus, and Neptune. Astronomers also measure distance in light years and astronomical units. barbara bush foundation digital literacy