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A Meteor and the Gegenschein
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Apollo 17: The Crescent Earth
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Planetary Nebula Mz3: The Ant Nebula
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Interplanetary Earth
In an interplanetary first, on July 19, 2013 Earth was photographed on the same day from two other worlds of the Solar System.
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Jupiter and the Moons
After sunset on October 3, some of the Solar System's largest moons stood low along the western horizon with the largest planet.
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MyCn 18: The Engraved Hourglass Planetary Nebula
Do you see the hourglass shape -- or does it see you?
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Water Vapor Discovered on Distant Exoplanet
Where else might life exist?
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Perijove 11: Passing Jupiter
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In Wolf's Cave
The mysterious blue reflection nebula found in catalogs as VdB 152 or Ced 201 really is very faint.
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M27: Not a Comet
While hunting for comets in the skies above 18th century France, astronomer Charles Messier diligently kept a list of the things he encountered that were definitely not comets.
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