"I think every astronomer is going to find something of value here, as NASA's missions enable the world to answer fundamental questions about how the universe got its start, and how it changed to ...

While most planets that we are familiar with stick relatively close to their host star in a predictable orbit, some planets seem to have been knocked out of their orbits, floating through space free ...

Blue Origin is targeting Dec. 18 for its NS-37 suborbital launch, which will fly a wheelchair user to space for the first time ever. Whether you're a casual fan or a spaceflight enthusiast, see how ...