NASA Odyssey orbiter snapped a first-ever image of a Mars volcano peeking above some clouds before dawn. It’s twice as tall as Earth’s largest volcano ...

The NASA Odyssey orbiter, which launched in 2001 from Cape Canaveral, snapped a 1st-ever image of a Mars volcano peeking above the clouds before dawn.

Martian glaciers are mostly pure ice across the Red Planet, suggesting they might potentially be useful resources for any explorers that might land there one day, a new study finds.