Astronomers have filled a large gap in knowledge about Mars' water cycle. Their research on water percolating from surface to aquifer could change the picture of what early Mars was like, suggesting ...

Mars keeps its secrets buried deep, but every meteorite that punches through its protective layers scatters evidence across the surface.

Ridley Scott and his crew on The Martian used a mix of real-world locales and sound stage sets to make the sci-fi film as ...

A ghostly Martian moonrise, starlit skies, and a mission chasing life’s traces—Perseverance captures more than just images.

The Philippine Mars arrived over the weekend after a long journey. Museum CEO Scott Marchand joined 13 News’ Devyn Shea on Tucson Now at 9:30 a.m. to talk about it. You can watch the entire interview ...

Weather permitting, the International Space Station and the Chinese Tiangong will be making some nicely visible evening and ...

Slope streaks once believed to be signs of water on Mars might really be signs of rockfall and high winds, a new study says.

IMMORDINO-YANG REPLIES: Travis points out a common misunderstanding. My colleagues and I coined “transcendent thinking” to ...

The microbe demonstrated resilience to space-specific stressors, including enhanced repair from radiation damage and the ...

But a new study led by researchers from Brown University and the University of Bern suggests that these streaks are not ...

President Trump is proposing massive cuts to government agencies, including NASA. What does that mean for Stennis Space ...

Though little is known about Deimos, another European spacecraft recently captured unprecedented views of the moon's far side ...