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

SpaceX's Polaris Dawn crew reached an apogee of 1,400.7 km (870.3mi). That is farther than any human has traveled since the ...

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

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

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

NASA astronaut Don Pettit already has a long-held reputation for creating stunning space photography, and his latest effort ...