Astronauts will once again try to blast off to the Moon after earlier problems. NASA’s Artemis II rocket has began its second ...

What do fireworks look like from outer space? A NASA astronaut recently caught a glimpse of an explosive light show from the vantage of the International Space Station. Chris Williams, who has ...

Before you ever set foot on a spacecraft bound for deep space, tiny replicas of your organs might make the journey first. Suspended in microgravity aboard a research mission, this organ-on-a-chip, or ...

'Until now, there has been no reliable way to simulate GCRs [galactic cosmic rays] in Europe.' ...

The pioneering spirit and groundbreaking achievements of Black astronauts and cosmonauts have profoundly shaped the history of space exploration. Here are a few key trailblazers. Robert Lawrence Jr.

Matt Mauro highlights groundbreaking research that's happening in outer space from two state-of-the-art programs in Boulder, ...