Planetary Science
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Planetary Science
Five surprising discoveries about Pluto
Here are five key (though not necessarily new) findings in the paper that epitomize the surprising complexity of the Pluto system.
By Andrew Grant -
Planetary Science
Ancient Mars had long-lasting lakes of liquid water
New evidence gathered by NASA’s Curiosity rover suggests Gale Crater once contained a stable lake of liquid water.
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Planetary Science
Ceres mountains and craters named for food
A host of agricultural spirits are immortalized on several craters and mountains on the dwarf planet Ceres.
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Planetary Science
Salt streaks sign of present-day water flows on Mars
Salt deposits on Mars hint at contemporary seasonal water flows on the Red Planet.
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Planetary Science
Salt streaks point to present-day water flows on Mars
Salt deposits on Mars hint at contemporary seasonal water flows on the Red Planet.
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Planetary Science
67P reveals recipe for a comet
Rosetta’s comet 67P probably started out as two smaller comets.
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Planetary Science
Mysterious circles appear, grow on comet
The Rosetta spacecraft caught five circular depressions quickly spreading across a region of comet 67P.
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Planetary Science
‘The Martian’ is entertaining science fiction rooted in fact
With NASA’s help, filmmakers made story of astronaut stranded on Mars believable.
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Planetary Science
Enceladus’ ocean goes global
A subsurface liquid water ocean envelops Saturn’s icy moon Enceladus.
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Planetary Science
Mars’ ionosphere mystery explained
A decades-old disagreement between the Viking landers and spacecraft buzzing around Mars might come down to what time of day each was investigating the Red Planet’s ionosphere.
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Planetary Science
Satellite captures double solar eclipse in action
NASA’s Solar Dynamics Observatory caught a rare double eclipse as both Earth and the moon partially blocked the sun.
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Planetary Science
Asteroid impacts may explain Venus’ missing oxygen
Asteroid impacts on Venus might have helped sequester oxygen left behind when Earth’s sister planet lost its water, new simulations show.