The suited STS-121 crew members stride out of the Operations and Checkout Building on their way to Launch Pad 39B for a simulated countdown. (Image credit: NASA/Kim Shiflett.) ...

In 1978 Nasa announced 35 new astronauts for a new era of spaceflight – and six of them were women. Here's how the Space ...

The launch of Space Shuttle Endeavour has been confirmed for Thursday, May 30, at the preferred launch time of 7:44:26 p.m. EDT (23:44:26 GMT). All remaining countdown activities continue on ...

The STS-114 astronauts, clad in orange flight suits, walk out to the van that carried them to Launch Pad 39B for a simulated countdown aboard the the Discovery space shuttle. (Image credit: NASA/KSC.) ...

1. The previous attempt was a "botched launch". A sensor problem was detected in one of a quad-redundant sensor which wouldn't have been used in the flight anyway.2. The hydrogen fuel low level ...

NASA's final Space Shuttle launch is just around the corner, and the STS-135 astronauts are getting ready to make history. Plus: Find out how to follow the final Space Shuttle launch.

NASA will begin the countdown for launch of Space Shuttle Columbia on mission STS-109 Feb. 25 at 10 a.m. EST at the T-43 hour mark. This mission marks the fourth Shuttle servicing mission to the ...

Just wanted to point out to everyone interested that Discovery is supposed to launch today at 3:49 pm (EDT), although it appears there might be a problem with a heater in one of the RCS thrusters ...

For STS-93, Columbia went through a significant weight reduction program to allow the orbiter to safely return to the KSC launch site for an emergency landing with the Chandra/IUS payload.) ...

Firefly Space Transport Services (STS), a wholly-owned subsidiary of Firefly Aerospace, Inc, announced today that the company has been selected by the ...

The launch director will at that time determine the exact time of launch. Mission STS-98 is the 23rd flight of the orbiter Atlantis and the 102nd flight overall in NASA’s Space Shuttle program.