Unfortunately for planet hunters, Mercury, Venus and Mars are all too close to the sun to observe; they will come out of the ...

Mars and Martians. They go together in the public's mind. The Earthling fascination with "alien invaders" goes back a long time. But why? And what does it say about all of us here on Earth? Dean ...

Mars is absolutely dripping with evidence that the red planet was once a striking blue, complete with glistening lakes, ...

On Jan. 18, 2004, the European Space Agency's Mars Express successfully mapped Mars' south pole, and, in a first, revealed ...

The findings potentially solve the paradox of how liquid water seems to have persisted on Mars even when the climate grew too ...

NASA's plans for Mars sample return are effectively cancelled as part of a bill approved by the U.S. Congress, ending efforts ...

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 ...

NASA's Mars Reconnaissance Orbiter spacecraft has just taken its milestone 100,000th photo of the Red Planet using its high-definition camera. It reveals a dark region of moving sand dunes. When you ...

Researchers worked out the ocean's size by finding how high the water level got in the Solar System’s largest canyon system.

Seán Jordan does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...

CAPE CANAVERAL SPACE FORCE STATION — NASA and Blue Origin are planning to launch the ESCAPADE mission, where a pair of satellites will study Mars' magnetosphere. ESCAPADE will eventually help future ...

Discover how advanced rovers and orbiters work together to study Mars in unprecedented detail. From mobile laboratories like Curiosity and Perseverance to HiRISE’s ultra-high-resolution images, ...