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1. solarsystem.nasa.gov › planets › mercuryIn Depth | Mercury – NASA Solar System Exploration

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   The smallest planet in our solar system and nearest to the Sun, Mercury is only slightly larger than Earth's Moon. From the surface of Mercury, the Sun would appear more than three times as large as it does when viewed from Earth, and the sunlight would be as much as seven times brighter.

2. solarsystem.nasa.gov › module › 8810 Need-to-Know Things About Mercury - NASA Solar System...

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   Fastest Planet. Mercury is the fastest planet in our solar system – traveling through space at nearly 29 miles (47 kilometers) per second. The closer a planet is to the Sun, the faster it travels.

3. solarsystem.nasa.gov › mercury-by-the-numbersMercury By the Numbers – NASA Solar System Exploration

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   Oct 24, 2024 · Mercury is the closest planet to the Sun, and the smallest planet in our solar system - only slightly larger than Earth's Moon.

4. solarsystem.nasa.gov › planets › in-depthWhat is a Planet? | Planets – NASA Solar System Exploration

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   Pluto, discovered in 1930, was identified as the ninth planet. But Pluto is much smaller than Mercury and is even smaller than some of the planetary moons. It is unlike the terrestrial planets (Mercury, Venus, Earth, Mars), or the gas giants (Jupiter, Saturn), or the ice giants (Uranus, Neptune).

5. solarsystem.nasa.gov › planet-comparePlanet Compare - NASA Solar System Exploration

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   Oct 24, 2024 · Planet Compare. NASA’s real-time science encyclopedia of deep space exploration. Our scientists and far-ranging robots explore the wild frontiers of our solar system.

6. solarsystem.nasa.gov › module › 77Mercury - NASA Solar System Exploration

   solarsystem.nasa.gov › module › 77

   NASA’s real-time science encyclopedia of deep space exploration. Our scientists and far-ranging robots explore the wild frontiers of our solar system.

7. solarsystem.nasa.gov › studies › 199Mercury Lander Mission Concept Study - NASA Solar System...

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   Oct 24, 2024 · The mission focuses on fundamental science questions that can be best, or only, achieved by surface operations such as determining Mercury''s bulk composition, the nature of the magnetic field, surface history, internal structure, and surface-solar wind interactions.

8. solarsystem.nasa.gov › gltf_embed › 2369Mercury 3D Model - NASA Solar System Exploration

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9. solarsystem.nasa.gov › missions › cassini-hdsTitan | Science – NASA Solar System Exploration

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   Oct 24, 2024 · The colorful globe of Saturn's largest moon, Titan, passes in front of the planet and its rings in this true color snapshot from NASA's Cassini spacecraft. Overview: Until the Cassini mission, little was known about Saturn’s largest moon Titan, save that it was a Mercury-sized world whose surface was veiled beneath a thick ...

10. solarsystem.nasa.gov › missions › cassini-hdsOverview | The Grand Finale – NASA Solar System Exploration

    solarsystem.nasa.gov › missions › cassini-hds

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    Called the Grand Finale, this final phase of the mission brought unparalleled observations of the planet and its rings from closer than ever before. On Sept. 15, 2017, the spacecraft made its final approach to the giant planet Saturn. But this encounter was like no other.