Planetary Science
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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.
- Planetary Science
Comet belt predicted near farthest planet
Observations have confirmed the existence of the Kuiper Belt, first proposed in 1963.
- Planetary Science
Mars rover fails to find methane
A dearth of the gas in the Red Planet's atmosphere disappoints scientists looking for signs of biological activity.
- Planetary Science
Cometlike crashes produce building blocks of life
Amino acids in collision residue support importance of extraterrestrial impacts.
