Mars's water disappeared somewhere, but scientists have been disagreeing for years about where exactly it went.

Mars was not always the cold desert we see today. Billions of years ago, volcanoes built a thick atmosphere and water flowed across its surface. Vast oceans, crater lakes, and river systems shaped the ...

A northern summer dust storm on Mars boosted high-altitude water escape, suggesting short-lived events may play a bigger role ...

Mars today is a cold, dry desert, but its surface tells a very different story. Ancient river channels, lake basins, and ...

Planetary scientists have identified a previously unrecognized pathway for water loss on Mars -- observed, for the first time ...

The current image of Mars as an arid and hostile desert contrasts sharply with the history revealed by its surface. Channels, ...

It’s good news only for the two of them that Elon Musk and President Trump are making nice again. Their détente, engineered by Vice President JD Vance, serves Trump and the Republicans by neutralizing ...

A Mars spacecraft launched from Cape Canaveral, Florida, has been AWOL. But NASA hasn't given up hope of restoring contact ...

A Mars spacecraft has now been AWOL for more than a month. But NASA hasn't given up hope of restoring contact with the MAVEN orbiter.

MAVEN has enough fuel to stay in orbit until 2030, but after a month of silence, scientists say recovery is increasingly unlikely. When you purchase through links on our site, we may earn an affiliate ...

A broad view of Mars’s atmosphere. Credit: Andrea Luck / Wikimedia Commons / CC BY 2.0 An international team of scientists has discovered geological formations on Mars that suggest the planet once ...

CAPE CANAVERAL—NASA plans to resume the search for a wayward Mars science spacecraft that has not been heard from since early December. The Mars Atmosphere and Volatile Evolution (MAVEN) spacecraft ...