Sierra Space’s Dream Chaser spacecraft has taken a significant step toward operational missions. The uncrewed spaceplane ...

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 ...

On this date, Jan. 28, 1986, space shuttle Challenger exploded just 73 seconds after liftoff from Kennedy Space Center, killing all seven crew members. Two O-rings in the right solid rocket ...

William Ray Lucas, who led the NASA facility that shouldered much of the blame for the 1986 explosion of the space shuttle Challenger, has died. Lucas was 102. Lucas died Monday at his home in ...

It was the morning of Jan. 28, the day of the space shuttle Challenger disaster. Icicles formed on the launch pad and service tower in the evening and early morning hours on January 28 ...

Read full article: INTERACTIVE: The NASA astronauts and employees who died in service to U.S. space exploration January 28th is a Day of Remembrance honoring the lives of the crew and teacher ...

there were printers aboard the Space Shuttle, and the story behind them is fascinating. The push for printers in space came from the combined forces of NASA’s love for checklists and the need ...

A person on X posted a picture last Tuesday. The picture was one of the pieces of the Space Shuttle Challenger recovered after its explosion on Jan. 28, 1986. The picture, posted by someone with the ...

it is with deep, heartfelt sorrow. I address you here this afternoon at 11:40 a.m. This morning Space program experienced a national tragedy with the explosion of the space shuttle Challenger.

WASHINGTON — It's been 39 years since the Challenger space shuttle explosion, one of NASA's most devastating tragedies. NASA's Challenger shuttle exploded 73 seconds after lifting off on Jan. 28 ...

the space shuttle Challenger explosion in January 1986 and the shuttle Columbia disaster in February 2003. "It is an emotional and solemn reminder that we cannot let the decades separate us from ...