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Test for damp ground at Mars' seasonal streaks finds none
Seasonal dark streaks on Mars that have become one of the hottest topics in interplanetary research don't hold much water, according to the latest findings from a NASA spacecraft orbiting Mars.
NASA establishes contact with STEREO mission
Fossilized rivers suggest warm, wet ancient Mars
Meteorological impact of 2015 solar eclipse
Young heavyweight star discovered in the Milky Way
The comet that disappeared: What happened to Ison?
A new Goldilocks for habitable planets