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Mars New

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Moon New

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Interplanetary New

News and views about the latest missions and launches.
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Asteroids & Comets New

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SpaceX New

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78
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International Space Station New

688
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688
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Rockets New

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Satellites New

16
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82
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Spaceships

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507
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Space Business New

The business and politics of space, NASA, and their intersection with the $ of Wall Street.
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1.5K
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Astronomy New

Probe the vast reaches of space, virtually!
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3K
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48.9K
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Historical Aerospace New

73
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825
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73
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825
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Cosmology New

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21
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Astrophysics New

Discussion about and insight into the subject of Physics and its theories.
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Telescopes New

343
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343
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Star Charts New

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61
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Planetariums

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83
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14
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83
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SETI - The Search For Life New

Is there intelligent life in the universe? What do you think?
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947
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Xenobiology New

Explain the unexplained...
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1.7K
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Video

167
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1.7K
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167
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Wallpapers New

Share your tips and tricks for taking great astro shots.
79
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353
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79
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353
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TV & Movies New

SciFi movies and TV are all up for discussion.
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1.5K
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Books New

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174
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10
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PC and Console Games New

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16
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Tabletop New

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Article Commentary New

Discuss the latest articles written by the Space.com editorial team.
101
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101
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Forum Feedback New

Space community announcements and information.
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