SpaceX CEO Elon Musk admitted that his dream of a self-sustaining Mars colony will need vast resources to survive.

SpaceX CEO Elon Musk suggested on a Wednesday episode of Senator Ted Cruz 's podcast that while humans may not find living ...

The Starliner and Crew-9 astronauts will now remain in crew quarters at the Johnson Space Center in Houston for a few days to ...

A rock shaped like an arrowhead on Mars, displaying intriguing features, could reveal clues about ancient microbial activity.

After an unplanned nine-month stay in space, astronauts Barry Wilmore and Sunita Williams have returned to Earth. Here's what ...

"We’re a good 15 years away from going to Mars, not five years as Elon Musk alludes to," former NASA astronaut José Hernández ...

Researchers have found new evidence for a massive subsurface ocean on Mars, again raising the possibility of microbial life.

There are a couple potential explanations for distinctive markings found on a Martian rock, but new evidence suggests they ...

After over 11 years of exploring the harsh Martian landscape, NASA’s Curiosity Rover is showing visible signs of wear and ...

Bone and muscle deterioration, vision impairment — even changes in DNA. How does extended time in orbit impact the human body ...

Mars might hold enough subsurface water to cover its surface in a global ocean between 0.62 to 1.24 miles (1 to 2 kilometers) ...

NASA astronauts Barry Wilmore and Sunita Williams are returning to Earth after a prolonged nine-month stay at the ISS due to ...