University of Colorado Boulder alum Sarah Gillis returned to Boulder on Monday after a space mission where she participated ...

Astronaut and CU Boulder alum Sarah Gillis will speak at CU Boulder from 3:30 to 5 p.m. Monday at Fiske Planetarium, 2414 ...

Thursday, September 5, 2025: As the Polaris Dawn astronauts await favorable weather, the crew is staying busy. The Polaris Program posted to social media this morning, highlighting a flyby they ...

“All the satellites which re-enter the Earth’s atmosphere burn and create tiny alumina particles, which will float in the ...

This calls for a fresh look at space policy. Here are some hopefully helpful suggestions.

Shared on social media on Thursday, the image (top) shows Earth as a blaze of streaking light, an effect created by using a ...

Jared Isaacman, the billionaire leading the Polaris Dawn mission, and Sarah Gillis ... set by the Trump administration. Three NASA astronauts and a fourth from the Russian space agency returned ...

Three NASA astronauts who recently returned from the International Space Station have declined to discuss a medical issue that occurred following landing.

NASA astronauts who were part of the SpaceX Crew-8 team will discuss their 235-day mission on the International Space Station that ended in hospitalizations.