On Sept. 7, 1995, the space shuttle Endeavour launched on mission STS-69. This was the 100th successful crew spaceflight ...

SpaceX is set to launch a Northrop Grumman Cygnus spacecraft full of supplies for NASA. Here's what to know before the Cape ...

On 18 June 1983, Space Shuttle Challenger prepared for launch. STS-7 was Nasa's seventh Shuttle mission for the world's ...

McArthur launched on two spaceflights, logging 213 days in orbit across her nearly 25 years, and held leadership positions at ...