Mercury shows new signs that it may harbor ice
The annual Texas gathering of planetary scientists featured new research from across the solar system, as well as a good deal of anger directed at politicians looking to cut back on planetary exploration
The Red Planet may have once been home to an ocean
Fossil rain suggests the atmosphere 2.7 billion years ago boasted a hydrocarbon haze
Liquid remains the leading explanation for newly discovered streaks on Martian slopes
The Red Planet looks to have been home to a large body of water billions of years ago
Despite the risks of contaminating what may be a pristine and fragile environment, scientists have now drilled to the top of the lake
There may be Earth-size satellites orbiting exoplanets that can be detected using Kepler data. But where the HEK are they?
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