Don Pettit, NASA's oldest active astronaut, marked his 70th birthday by landing on the steppe of Kazakhstan after 220 days in ...

Hubble was built with a number of instruments onboard, including the Wide Field Planetary Camera (WFPC), the Goddard High ...

Here, among the arid desert sands of Las Cruces, Sierra Space wanted to see in real-time how its space station handled ...

Sierra Space, a leading commercial space company and defense tech prime that is building a platform in space to benefit and ...

Sierra Space continues to put its Large Integrated Flexible Environment (LIFE) habitat designs through the wringer. After ...

NASA has detected a strange, unidentified object orbiting the Sun, sparking intrigue and speculation across the scientific ...

During NASA’s STS-121 mission on the space shuttle ... Even though it was small, it officially became a piece of space junk. In November 2008, while on a spacewalk outside the International ...

In the years since, Hubble has gathered more than 1.6 million observations and 430 terabytes of data. The telescope has ...

NASA officials say the ISS has entered its most dangerous phase. Cracks have persisted for years, with air leaks occasionally ...

Hubble is still going strong 35 years after it was launched into space. Celebrate its anniversary with some out-of-this-world images.