"Shorelines are great locations to look for evidence of past life." Today, Mars is a chilly desert of rock and dust — but 4 billion years ago, the planet had rivers, lakes and even oceans with sandy ...

As far as scientists can tell, Mars is no longer volcanically active. So there's no risk of these giant volcanoes erupting. But there is a possibility that residual underground lava tubes may ...

In a new paper, "Diverse and highly differentiated lava suite in Jezero crater, Mars: Constraints on intracrustal magmatism revealed by Mars 2020 PIXL," published in Science Advances, Schmidt and ...

Valentine's Cave, located in the Lava Beds National Monument in California, has been studied for decades by NASA researchers as an analog to caves found on the moon and Mars. Those studies have ...

11 January 2018, Mountain View, CA –The SETI Institute and the Mars Institute announced today the discovery of small pits in a large crater near the North Pole of the Moon, which may be entrances to ...

Robert Zubrin, the planet’s leading strategist for landing humans on Mars, predicts SpaceX’s Starship will win the race to ...

Mars may once have held enough water to fill oceans and form coastlines. The planet’s red dust contains water and likely formed in cold conditions.

For example, if Mars has underground lava flows, those vibrations will find them. But this only gives NASA clues to the shallower layers of Mars. To understand the deep inner core, InSight has ...

“Mars once had liquid water on its surface in ... Indeed, this mineral exists on our planet, often in volcanic settings such as lava caves. Using state-of-the-art equipment, as well as firsthand ...

Mars may have once hosted an ocean with waves ... They don’t look like lava flows. That’s when we started thinking about oceans. The orientation of these features (is) parallel to what the ...

Exploration of Mars has revealed the presence of large outflow channels which have been interpreted as the products of catastrophic flood events during which a large quantity of water was released ...