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A Meteor and the Gegenschein
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Space Station, Solar Prominences, Sun
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A Long Storm System on Saturn
It was one of the largest and longest lived storms ever recorded in our Solar System.
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Perijove 11: Passing Jupiter
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Astronomy Picture of the Day: Earthrise: A Video Reconstruction
About 12 seconds into this video, something unusual happens.
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Astronomy Picture of the Day: Aurora: The Frog's View
What does an aurora look like to a frog? "Awesome!" is the likely answer, suggested by this imaginative snapshot taken on October 3rd from Kiruna, Sweden.
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Astronomy Picture of the Day: Equinox: Analemma over the Callanish Stones
Does the Sun return to the same spot on the sky every day at the same time? No.
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Astronomy Picture of the Day: Ice Halos at Yellowknife
You've probably seen a circle around the Sun before. More common than rainbows, ice halos, like a 22 degree circular halo for example, can be easy to spot, especially if you can shade your eyes from direct sunlight.
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Astronomy Picture of the Day: A Plurality of Singularities at the Galactic Center
A recent informal poll found that astronomers don't yet have a good collective noun for a group of black holes, but they need one.
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Astronomy Picture of the Day: Moon Halo over Stone Circle
Have you ever seen a halo around the Moon?
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