A new crew is en route to the ISS. NASA TV has coverage of the docking and hatch opening.
One crew returns from the ISS after 141 days in space as another prepares to launch on Tuesday.
It is nearly 40 times more difficult to get into NASA's Astronaut program than it is to get into Stanford.
Several ammonia leaks and minor system failures with the space station's cooling have occurred over the past five years.
A NASA mission reveals what happened to the water on Mars's atmosphere.
Men and women on the ground worked around the clock to save their colleagues in the sky.
Mars One continues to narrow down its list of prospective amateur astronauts.
Despite its initial failure, Elon Musk is optimistic about improving future SpaceX mission landings.
"I have definite personal knowledge of the odors existing inside her anodized aluminum hull," retired Astronaut Clayton C. Anderson writes