Scientists may have figured out how Mars hung onto its surface liquid water in its ancient history via alternating periods of ...

Data collected by NASA's InSight lander suggest that ancient internal processes are responsible for the "Martian dichotomy" ...

NASA and its partners have successfully tested a nuclear thermal propulsion (NTP) fuel that could revolutionize deep-space ...

Some of Mars’ CO2 geysers erupt and create dark spots as large as 1 km across. They are fueled by considerable power and can ...

Orbital dynamics show that President Trump’s pledge to land astronauts on Mars couldn’t happen until 2029 at the earliest.

Mars' southern hemisphere absorbs a lot of the sun's energy during the Red Planet's spring, and that may be causing Mars' ...

He covers climate change, biodiversity, extreme weather, zoonotic diseases and more ... In a phenomenon called the occultation of Mars, the moon will pass directly in front of the red planet ...

because Mars is further from the sun, and also, the sun was fainter early on." New research suggests that temperatures on ancient Mars may have fluctuated between hot and cold periods through a ...

New research suggests that temperatures on ancient Mars may have fluctuated between hot and cold periods through a relatively short period during its lifetime of billions of years. But these hot and ...