Viking consisted of two twin orbiters and landers, with experimental chambers in the landers to conduct three biology ...

Has NASA's Perseverance rover at long last found evidence that life did indeed once exist on Mars? Here's what we know.

In fairness to the Perseverance rover, this is exactly what it was built for. Nicknamed Percy, the machine was sent to Jezero ...

Rovers explore distant planets for decades, where humans can't yet go. Here's how NASA sends updates to these rovers from miles away to keep them running.

A planetary scientist walks through the sensors and systems that went into the recent detection of potential biosignatures.

Did NASA find life on Mars? What NASA has found may be the strongest evidence yet that ancient microbial life once existed on ...

New research using NASA's Perseverance rover has uncovered strong evidence that Mars' Jezero Crater experienced multiple ...

NASA published tantalizing evidence that the red planet once harbored life. But Trump’s proposed budget could leave the ...

For decades, people have asked if life ever existed on Mars. The question moved from science fiction to careful science with ...

A new study in the journal Nature detailing chemicals found in rocks on the surface of Mars could be among the strongest evidence for life having been on the surface.

A rare glimpse into the wintry conditions of the Mars north polar vortex has shown that temperatures inside the vortex are ...

Scientists using NASA’s Perseverance rover have captured visible green auroras on Mars and developed tools to predict them. Planetary scientists say they can now forecast when a green aurora will ...