Planetary Science
- Astronomy
Solar system with seven planets discovered
Kepler data has identified a star with a seven-planet system structured similarly to the sun’s clutch of planets.
- Planetary Science
Carbonation may have grounded Mars’ atmosphere
The chemical interaction could have forced Red Planet’s atmospheric carbon dioxide into the dirt.
- Planetary Science
A grander canyon on Mars
Hebes Chasma, a huge trough on Mars, reflects the Red Planet’s tumultuous and varied past.
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- Astronomy
Water seen in rubble around star
Hubble sees debris that was part of an asteroid with the ingredients for habitable planets.
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- Planetary Science
Supervolcanoes once erupted on Mars
Giant eruptions billions of years ago left behind huge craters
- Planetary Science
Maps reveal clouds on distant exoplanet
Astronomers chart the atmosphere of Kepler-7b, some 1,000 light-years away.
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- Planetary Science
Curiosity gets the dirt on Mars
The NASA rover completes an analysis of the first soil collected from Gale Crater.
