Perseverance rover data shows Jezero Crater once held a calm lake, leaving behind mudstones rich in organic-linked minerals.

Hundreds of scientists and engineers, NASA leaders, lobbyists, congressional staffers and Senator Mark Kelly of Arizona are also discussing the search for ET. Surveilling alien worlds for signs of ...

Across a Swiss meadow and into its forested edges, the drone dragged a jumbo-size cotton swab from a 13-foot tether. Along ...

The Habitable Worlds Observatory is poised to tell us whether Earthlike planets are common—if it can get off the ground ...

Perseverance represents more than a machine. It is a proxy extending humanity’s senses across millions of miles to an alien ...