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Questions about gas-giant planets in very close orbit to their parent star (closer than Mercury).
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the group of galaxies that includes the Milky Way among others.
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Space debris (also known as "orbital debris", "space junk", or "space waste") is the collection of defunct objects in orbit around Earth and includes everything from spent rocket stages, old satellite…
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Questions regarding the Sombrero Galaxy, also known as M104 or NGC 4594. It is an unbarred spiral galaxy, part of the Virgo constellation.
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Questions regarding the National Aeronautics and Space Administration, the American civilian space agency.
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