The intriguing chemistry of a rock collected by the Perseverance rover could trace to microbial activity — or not.

Ingenuity proved beyond a shadow of a doubt that a helicopter can operate on another planet. Over 72 flights, the little ...

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.

A new study by researchers including those at the University of Tokyo revealed that atmospheric gravity waves play a crucial ...

Getting humans to Mars would likely end up being far more ... science and exploration in the United States," according to Planetary Society chief of space policy Casey Dreier.

Multiple people familiar with the White House proposal said cuts to NASA's "Science Mission Directorate" could be as high as ...

Research published late last year indicated “seismic discontinuities in the Martian crust” that scientists believe could be an indicator of liquid water under the Martian surface, raising the ...

Mars’s distinctive red hue has long been attributed to haematite, a rust-like iron mineral, formed under dry atmospheric ...

On the way to investigate the scene of a historic asteroid collision, a European spacecraft swung by Mars and captured rare ...

Planetary conjunctions happen when two or more planets appear close together from Earth’s perspective, The Planetary Society’s website ... appearing with Mars, Jupiter, Uranus, Neptune and ...