Progress on the path to Flight 12 continues to be focused on testing at Massey’s test site at Starbase, with Ship 39 passing multiple cryoloading objectives. The testing follows Booster 19’s ...

On Jan. 31, 1958, Explorer 1 became the first satellite launched by the United States. Its primary science instrument, a cosmic ray detector, was designed to measure the radiation environment in Earth ...

Crew members on NASA’s STS-51L mission — the final flight of the space shuttle Challenger — pictured in the back row, left to right, are: Ellison S. Onizuka, mission specialist; Christa McAuliffe, ...

How many times does a single event define a decade all by itself? In recent memory, it’s only really happened a couple of times, once on September 11th, 2001, and once more precisely 40 years to this ...

(CNN) - Wednesday marks the 40th anniversary of the Challenger space shuttle explosion. It was a moment of collective grief on Jan. 28, 1986, when the space shuttle exploded during a live broadcast.

Forty years ago, the NASA space shuttle Challenger exploded 73 seconds after liftoff, killing all 7 crew members. Among the seven crew members were 5 NASA astronauts, as well as a payload specialist ...