A world-leading designer of space robots says gigantic new rockets being tested by billionaires Elon Musk and Jeff Bezos are ...

Trump says we're going to Mars. He may be making it harder to get there. President Donald Trump says we’re going to Mars, but ...

Thousands of mysterious clay mounds found on Mars were formed by ancient water on the Red Planet's barren northern plains, ...

The area containing the clay-bearing mounds is geologically connected to Oxia Planum, which is where Rosalind Franklin will ...

Images of Mars taken from orbit show thousands of mounds in a region sculpted by water billions of years ago. A robotic ...

Planets with suns like Wolf 359 are subject to huge blasts of radiation that raise questions about their long-term ...

Research suggests that an ancient shoreline helped to sculpt the drop between Mars' southern and northern hemispheres.

Heads up! Four planets are visible in the evening sky this month, and another two planets can be found with a little help. Dress warmly and look up this month.

The Moon meets the Red Planet’s rival in Scorpius, skims close to Saturn, and reaches New phase in the sky this week.

A study of volcanic cones near the equator on Mars is challenging what scientists previously knew about when and where water ...

In his prepared remarks, Trump, a longtime backer of U.S.-led space exploration and exploitation, singled out Mars and left ...

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