CAPE CANAVERAL, Fla. (AP) — NASA marked the 20th anniversary of the space shuttle Columbia tragedy with somber ceremonies and remembrances during its annual tribute to fallen astronauts on Thursday.

Thirty years ago today, NASA suffered a spaceflight tragedy that stunned the world and changed the agency forever. On Jan. 28, 1986, the space shuttle Challenger exploded just 73 seconds after ...

The seven astronauts who comprised the crew of the Challenger are remembered today, 25 years after the disaster that destroyed the shuttle just 73 seconds after it lifted off from the Kennedy Space ...

In strictly technical terms, it was a chunk of foam about the size of a briefcase that downed the Columbia space shuttle in February. But a scathing U.S. government inquiry has concluded that the root ...

Where were you on January 28, 1986? On that day 30 years ago, the temperature was unusually chilly (-1 C) at the Kennedy Space Center in Cape Canaveral, Florida. The launch of the space shuttle ...

Thirty years after the space shuttle Challenger exploded during liftoff, a new generation of spaceships continues to build on changes made after NASA's fatal accident. Challenger blasted off from the ...

For the astronauts’ families, Apollo 1 is finally getting its due. The tragedy has long been overshadowed by the 1986 Challenger and 2003 Columbia accidents You can save this article by registering ...

NASA whistleblowers have come out with a dire warning, predicting that an astronaut will likely die in a tragic accident due to shocking changes at the space agency. In a 21-page report released by ...

NASA is launching a pilot program to harness citizen science for faster hurricane disaster recovery. The space agency, in collaboration with the Global Learning and Observations to Benefit the ...

After the initial launch for Boeing’s Starliner was scrapped last week due to a leaky valve, NASA could be looking to give it another go later this week. But one contractor is surprisingly and ...