Using images from cameras on Mars orbiters, an international research team has discovered structures on Mars that are very ...

Exploration advocates are pushing back against the planned cancellation of NASA's Mars sample return project, saying it could ...

At half the size of Earth and one-tenth its mass, Mars is a featherweight as far as planets go. Yet new research reveals the ...

Long thought of as a dry, barren world, Mars may once have shimmered with shades of blue. A new study reveals the discovery ...

You’ll need to look back to Ancient Roman history to learn how the modern-day months got their names—and what they were ...

Because the ice is thin and temporary, it would leave little evidence behind, which could explain why rovers have not found ...

New method reveals chemical signs of early microbial life in ancient Earth rocks, showing photosynthesis evolved much earlier ...

Emergency evacuation due to a medical issue for the first time in 25 years of ISS history. NASA confirms astronaut's ...

NASA lost contact with the MAVEN probe in Mars orbit, and teams are working to reestablish communications after an unexpected ...

Having 33 picture-perfect white-sand beaches would be sufficient good fortune for most islands – but not for the tiny, ...