Scientists reveal why time moves faster on Mars than on Earth, and how this affects future space communication and navigation ...

A mysterious interstellar comet known as 3I/ATLAS is about to make its closest approach to Earth in December 2025. Here's ...

NASA has lost contact with its MAVEN spacecraft that has been orbiting Mars for more than a decade. Here's what we know.

An early drawing of Mars and what appeared to be canals on the surface, as drawn by Harvard astronomer Percival Lowell, 1894.

Even worse, the orbit of Mars is elliptical (think of a slight oval rather than a perfect circle), which means that sometimes ...

Elon Musk doesn't believe aliens have visited planet Earth and thinks UFOs have more to do with the United States government ...

Mars once looked far more like Earth, with a thicker atmosphere and liquid water pooling on its surface, yet today it is a ...

This week, NASA revealed that one of its spacecraft currently in orbit around Mars has inexplicably lost signal due to an ...

Regular, alternating layers in Gale Crater may have been deposited as the result of tides raised by a moon at least 18 times ...

Cecilia Christy’s four years at Mars coincided with the girls volleyball team’s best stretch ever. The Planets made the WPIAL ...

Life loves rivers. Here on Earth, large drainage basins cover nearly half of the land surface. On Mars, they cover only about ...

STARBASE, Texas — During a presentation, SpaceX CEO and founder Elon Musk shared how he plans to use Starship to reach the planet Mars, and how in a few short years, there is a chance humans could ...