NASA's Mars rover Curiosity is in good health but takes a short break while engineers diagnose why it reset its computer.
A long, hard look at the Whirlpool galaxy with NASA's NuSTAR mission has revealed a puzzling scenario: An object smaller than Earth is outshining two galactic heavyweights.
By collecting data around the clock, NASA's lander will provide unique science about the Martian surface.
NASA's Opportunity Mars rover mission is complete after 15 years on Mars. Opportunity's record-breaking exploration laid the groundwork for future missions to the Red Planet.
Opportunity's mission is complete. Here are highlights from its time on Mars.
NASA has greenlit a mission to explore the origins of the universe and collect data on more than 300 million galaxies along with more than 100 million stars in the Milky Way.
The lander's second instrument is on the ground. But its 'mole' - a burrowing probe - has a long way to go.