the sun
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Ice Cores Could Solve Thousand-Year-Old Cosmic Ray Mystery
New evidence confirms that an influx of cosmic rays struck the entire planet around 994 CE—and it might solve the mystery of the event’s origin.
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New Horizons Spacecraft Sees Possible Hydrogen Wall At The End Of The Solar System
As it speeds away from the Sun, the New Horizons mission may be approaching a “wall”.
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NASA Wants To Fly Your Name Into The Sun
The fine folks at NASA are sending a spacecraft to the Sun, and they want to send a little piece of you along with it. Here’s how to get your name on the ultimate “fry” list.
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What Can Scientists Actually Do With An Eclipse?
Solar eclipses are certainly one of the most striking astrophysical phenomena. The most important light of the day, the Sun, gets blacked out by the most important light of the night. But there’s actually nothing weird or surprising about that — sure, eclipses are rare, but with the Moon close and the Sun far away,…