It's the 30th anniversary of the Voyager mission and you can see all four planets that Voyager studied in the night sky this month.
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The Perseid meteor shower will dazzle in the early morning hours of Aug. 13. Plus, a popular planet shows up in the night sky.
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Find out how NASA scientists are gathering exciting clues that will help them pick the best spots to search for possible signs of life beyond Earth.
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Can NASA's Opportunity rover weather a gigantic dust storm on Mars?
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Breath-taking views of Saturn's rings, and scenes from the moon Tethys, which has a system of canyon four times as long as Earth's Grand Canyon.
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Take a guided tour of the moon and discover some cool lunar sites visible without a telescope.
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Jupiter and Venus put on a spectacular show this month. Our two-minute night sky video guide tells you where to look.
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The Cassini spacecraft turns up new findings as it investigates Saturn's atmosphere. Plus, a new view of what's thought to be a sea on the moon Titan.
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The Spirit rover found soil deposits on Mars that were formed by processes that require the presence of water. Half a world away, Opportunity continues to survey "Victoria Crater."
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Grab a pair of 3-D glasses and explore Earth, Mars and more.
Lots of planets are visible in the night sky this month. Plus, an asteroid makes a guest appearance. Our two-minute video guide will tell you where to look to see these great views.
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Cassini returns sweeping views of Saturn and continues the search for seas.
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Two unique experiments were completed on the last Titan flyby. The next flyby is April 10.
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Take a 2-minute guided tour describing where to look in the night sky for this month's stunning views. No telescopes required.
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A movie showing seas on Saturn's moon Titan is part of the latest Cassini report.
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A large island, in the middle of one of Titan's largest lakes, was spotted on Cassini's recent flyby of the moon.
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Spirit has completed its IDD campaign of the "Montalva" target and in the upcoming week, Opportunity will image Victoria Crater.
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Cassini flew by Saturn's moon, Titan on January 13th. Next flyby will occur on February 22nd.
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What do scientists do about asteroids or comets whose paths may one day approach Earth? A video, podcast and interactive features explain.
This week marks Opportunity's third anniversary on Mars. The rover joins its twin, Spirit, in three years of continuous surface operations on the red planet.
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