These layers are hundreds of feet thick and are thought to have formed roughly 3.7 billion years ago, under warmer and wetter ...

As the sun grew hotter, so did Mars, prompting much of its atmospheric carbon dioxide to rain out and ultimately get locked ...

In a new study published in the journal Nature Astronomy, scientists say mineral-rich layers of clay on Mars were once ideal ...

A meteorite that is the largest known piece of Mars on Earth is expected to fetch up to $4 million when it goes up for ...

A rock on Mars spilled a surprising yellow treasure after Curiosity accidentally cracked through its unremarkable exterior.

The company begins construction of a $250 million, 30-story rocket facility as it ramps up to 25 Starship launches a year ...

If humans are ever going to live beyond Earth, they'll need to construct habitats. But transporting enough industrial ...

New research shows how Mars may have undone its own habitability, while Earth stayed stable enough to support life.

One summer night in 1877, American astronomer Asaph Hall was looking through his telescope in Washington, D.C. Mars was at ...