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Curiosity Rover Spies Sand Dunes on Mars & Ancient Freshwater Deposits (Photos)
July 25, 2017 | Image AlbumIn the last few months, NASA's Mars rover Curiosity has moved to a new locale on Mount Sharp and is trying to learn more about the environment there. These images show the rover's journey around Vera Rubin Ridge.
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How Long Is a Day on Saturn? Cassini Is Racing to Find Out in Its Final Months
July 25, 2017 | ArticleHow long is a day on Saturn? The answer is still unclear as the Cassini spacecraft approaches its "Grand Finale" plunge into the ringed planet's atmosphere.
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NASA Wants YOU to Be a Citizen Scientist for the 2017 Total Solar Eclipse
July 24, 2017 | ArticleA new NASA app will allow folks across the United States to become citizen scientists and collect data for an interactive map.
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Aging Mars Rover Captures Gorgeous 'Sprained Ankle' Panorama (Photos)
July 24, 2017 | ArticleA striking panorama by NASA's Mars rover Opportunity shows a crater-rim notch that may have been carved by liquid water long ago.
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Lawbreaking Particles May Point to a Previously Unknown Force in the Universe
July 24, 2017 | ArticleScientists aren't yet certain that electrons and their relatives are violating the Standard Model of particle physics, but the evidence is mounting.
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Imagine All the People: When Cassini Looked Back at Earth
July 24, 2017 | ArticleOn July 19, 2013, the Cassini-Huygens mission took a composite image of Saturn's rings with Venus, Mars, Earth and the moon in the background — and people on Earth waved at the distant camera.
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Giant 'Rogue' Worlds Are Less Common Than Scientists Thought
July 24, 2017 | ArticleThere probably aren't nearly as many giant planets zooming alone through the Milky Way galaxy as scientists had thought, a new study reports.
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The Moon's Interior Could Contain Lots of Water, Study Shows
July 24, 2017 | ArticleAncient volcanic deposits on the moon reveal new evidence about the lunar interior, suggesting it contains substantial amounts of water.
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Wow! See New Horizons' Next Flyby Target Blot Out a Star's Light
July 24, 2017 | ArticleThe New Horizons spacecraft's next flyby target blocked the light of an unnamed star on July 17, and mission scientists got a great look at the brief event.
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Are Mars' Trojan Asteroids Pieces of the Red Planet?
July 24, 2017 | ArticleAsteroids that follow Mars in its orbit could be ancient pieces of the planet itself, a new study shows.
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