The second shuttle disaster changed the landscape for America's space agency.
The booster generated 3.6 million pounds of thrust.
Let's get this over with once and for all: We are going to Mars. The only questions are: When? Who? How? Which way? And, of course, why?
Sometimes you have to change course to get on course. And the first small step in doing so may be to realize you didn't really know where you were going in the first place - and why.
NASA's successful launch of the Orion spacecraft was an important step, but it is only like dipping a toe in the cosmic ocean. In fact, the future of U.S. space leadership is being starved by lack of funding. Continued neglect will harm our national security, and our economy.
In the midst of a series of technical glitches that delayed the planned launch of the Orion capsule by a Delta IV rocket on Thursday, NASA Administrator Charles Bolden is reported to have told NBC News, "We're now on the way to Mars, and that's what's most important." Uh, no.
Seven days; lots of science in the news. Here's our roundup of this week's most notable and quotable items.
Update: NASA scrubbed the launch of the Orion space capsule this morning after a series of delays caused by high winds and
While the first launch of Orion (a program which has already been around for a decade) is an important step, NASA is nowhere close to having its own manned space system.
In early December, NASA will take an important step into the future with the first flight test of the Orion spacecraft -- the first vehicle in history capable of taking humans to multiple destinations in deep space.
NASA engineers ready the Orion EFT-1 mock service module for installation of the fairings that will protect it during launch
It's been nearly 40 years since the last Apollo spacecraft — one that formed part of the Apollo-Soyuz mission — splashed
After the initial robotic spacecraft flight, the human crew would travel in an Orion spacecraft, a deep-space capsule NASA
Celestial Photos: Hubble Space Telescope's Latest Cosmic Views Most Amazing Hubble Discoveries 50 Fabulous Deep-Space Nebula
For more images and videos from Vetter, visit the photographer's site. The Leonid meteor shower that peaked earlier this
"We just recently delivered a comprehensive report to Congress outlining our destinations which makes clear that SLS will
A new vision of human space exploration "They've been holding off announcing that until after the election," Logsdon added