Launched on Feb. 11, 2010, the Solar Dynamics Observatory, or SDO, is the most advanced spacecraft ever designed to study the sun. On June 5 2012, SDO collected images of the rarest predictable solar event--the transit of Venus across the face of the sun. This event happens in pairs eight years apa...

Meet SpaceX's Dragon V2 spacecraft, the next generation spacecraft designed to carry astronauts to Earth orbit and beyond.

The Double Asteroid Redirection Test spacecraft will deliberately crash into a near-Earth asteroid to try and knock it off course. Scientists at NASA and Johns Hopkins Applied Physics Laboratory hope the DART mission could help us save Earth from a catastrophic impact.

A Soyruz rocket launched NASA's Scott Kelly and two Russian cosmonauts into space for what will be a year-long mission aboard the International Space Station. It is NASA's first-of-its-kind study of identical twins to learn more about how long-term spaceflight affects the human body — by sending one

The goal of 3-D printing is to take this capability to microgravity for use on the International Space Station. In space, whatever astronauts have available on orbit is what they have to use -- but just like on Earth, parts break or get lost. When that happens, there's a wait for replacement parts, ...

On March 30, 2009, NASA unveiled the new Orion Spacecraft in front of the Smithsonian Air and Space Museum. The module is still undergoing tests, but is planned to make its first journey to the International Space Station in 2015.

With the STS-133 crew in tow, space shuttle Discovery lifted off from the Kennedy Space Center on Thursday, Feb. 24. at 4:53 p.m. Eastern -- her final ride ...returning on Wednesday, March 9, 2011 at 11:56 AM ET

A photo taken by NASA’s Mars Reconnaissance Orbiter appears to show spiders walking across the surface of Mars, but, in this case, things do not always look as they appear.

Shuttle Endeavour's six astronauts have checked the systems they need to bring NASA's next-to-last space shuttle flight to an end. They are expected to land early Wednesday Morning June 1st, 2011.

US space agency NASA has warned that a huge 1,082 ft asteroid bigger than the Eiffel Tower will break into Earth’s orbit in just over a week.The space rock is heading our way and should skim past us on December 11. NASA has its eye on Asteroid 4660 Nereus because it’s well over 492 feet long and wil