Four decades after Challenger, the disaster’s lessons continue to guide how humanity explores space responsibly.

Seven American spacefarers were killed in a tragic event 40 years ago today that has become widely known as the Challenger disaster.

NASA is getting ready to launch its massive, fully expendable rocket for the first crewed flight to the Moon since Apollo.

NASA has demolished the Propulsion and Structural Test Facility and Dynamic Test Stand in Huntsville to modernize the ...

Add Yahoo as a preferred source to see more of our stories on Google. But it won’t be there for much longer, perhaps. Discovery, the showpiece of the Steven F. Udvar-Hazy Center, an annex of the ...

Forbes contributors publish independent expert analyses and insights. Peter Suciu covers trends in the world of aerospace and defense. The Space Shuttle Discovery (OV-103) would need to be cut into ...

A memo sent by the Smithsonian said transporting Discovery could swell in price and result in irreparable damage to the space shuttle. On paper, it reads like a riddle: How do you transport a 120-foot ...

NASA astronaut Suni Williams has retired after 27 years of service and a career defined by endurance, leadership, and firsts in space. She spent 608 days in orbit, completed nine spacewalks, and twice ...

Add Yahoo as a preferred source to see more of our stories on Google. The space shuttle "Discovery" will remain at the Udvar-Hazy Center’s Air and Space Museum for now. Just a few months ago, there ...

The United States once poured money and political capital into a spaceplane concept that promised to take off from a runway, reach orbit in a single leap, and slash the cost of spaceflight. Instead of ...

When the Space Shuttle lifted off from Kennedy Space Center in 1981, it was the first reusable spacecraft. The massive orange external fuel tank was the major component designed to be destroyed on ...