The mementoes — a set of more than 50 pieces called the Sally Ride Estate Collection — sold for a total of $145,666, ...

Jan. 28, 1986, was the day NASA’s carefully cultivated image literally blew up at 46,000 feet.

At a time when money is too tight for NASA’s science exploration endeavors, Texas senators are willing to pour millions into ...

Mobile Diving and Salvage Unit 2 Disestablished; Explosive Ordnance Disposal Mobile Unit 10 Established  Front Page ...

NASA and Northrop Grumman successfully tested the most powerful segmented solid rocket motor ever created at Promontory Point ...

From the world watching in horror as the Challenger space shuttle exploded to the Chernobyl nuclear disaster that upended ...

The remains of more than 160 deceased people reached orbit yesterday on a spacecraft that hitched a ride on a SpaceX rocket.

On April 29, 1985, the European Space Agency's Spacelab launched on the space shuttle Challenger on mission STS-51B. This was the second time the Spacelab went to space and the first time it flew ...

It's been 39 years since the Challenger space shuttle, carrying seven people, took off from Florida's Kennedy Space Center, exploding in mere minutes.

The Space Shuttle Challenger STS-51L mission was expected to deploy a communications satellite and study Halley’s Comet. McAuliffe was part of the Teacher in Space Project, which was meant to ...

Corrections & Clarifications: An earlier version of this story misstated the date of the Space Shuttle Columbia disaster. It occurred Feb. 1, 2003. For millions of Americans, it was an event that ...

Tuesday marks the 39th anniversary of the Space Shuttle Challenger tragedy.The shuttle exploded 73 seconds after takeoff on Jan. 28, 1986.New Hampshire teacher Christa McAuliffe was one of the ...