The sun has emitted some massive solar flares. Should you be concerned?
Paul Shawcross, Chief of the Science and Space Branch at the White House Office of Management and Budget responded to John D's November petition to construct a "Death Star."
Before there was the International Space Station, there was the inflate-a-station?
Expanding beyond the confines of the Earth needs to happen, and the sooner the better.
The Orbital Sciences Corporation is preparing the maiden launch of its new Antares rocket from a new launch pad in Virginia. This will be the second American company to fly missions to the ISS.
NASA has released a heart-stirring video showing three years of the sun in just a few brief moments. Three minutes is a small price to pay for perspective.
Two asteroids will pass by Earth today. After a string of asteroid and meteor-related events, some are asking what's with all the space rock lately?
Curiosity's mission is expected to be about two years. Was Mars once habitable? We don't know yet. Finding conclusive evidence of water is the first big step toward that discovery.