Elon Musk said SpaceX would decommission its Dragon spacecraft "immediately" after Trump threatened his government contracts ...

"The easiest way to save money in our Budget … is to terminate Elon's Governmental Subsidies and Contracts," Trump said in a ...

Explorers trudged the Atlantic Ocean searching for World War II artifacts lost at sea, but they stumbled on something else — a 20-foot-long piece of debris from the Space Shuttle Challenger ...

The space shuttle concept was a remarkable pivot: Reusable, winged orbiters would take off strapped to rockets, sail through Earth’s orbit and glide to an airplane-esque runway landing.

It will take a long time to get over ... NASA relaunched shuttle flights on Sept. 29, 1988, when Discovery lifted off from the space center. Seventeen years after the Challenger disaster, another ...