Planetary science

NASA’s Curiosity rover finds evidence for long-ago CO2 atmosphere on Mars

NASA’s Curiosity rover discovered minerals that indicate Mars once had a thick carbon dioxide atmosphere capable of supporting liquid water.

Lunar rocks help scientists pinpoint when the moon crystallized

UChicago scientists study samples from Apollo missions, reveal new details about lunar history

Scientists lay out revolutionary method to warm Mars

UChicago, Northwestern study suggests new approach to warm Mars could be 5,000 times more efficient than previous proposals

In surprise discovery, NASA rover finds cracks in ancient Martian mud

Conditions that created the cracks could have been favorable for emergence of microscopic life

Was Venus ever habitable? New UChicago study casts doubt

Research suggests the planet lost its water early on in its history