Explore astronomy, from the latest trip to the International Space Station to alien planets outside our solar system.
The space agency was unaware that the shuttle Endeavour's final mission to the International Space Station was in conflict with the royal wedding.
Titan's liquid methane surface has scientists wondering if it couldn't support alien life, much like water supports life on Earth.
NASA pins hopes for low-Earth orbit space flight on private companies as it looks toward deep-space exploration.
What was previously thought to be royal propaganda may have actually be signs of a supernova reaching Earth during Charles II's birth.
Video: Watch an incredible time-lapse of the Milky Way shot from El Teide, Spain's highest mountain.
The sight of the two planets in close proximity should be easy to see on April 19, and will make for excellent photographs.
NASA has unveiled a flood of photos showing millions galaxies, stars and asteroids photographed by a prolific sky-mapping telescope that ended its mission earlier this year.
Current estimates put the total value of all three shuttles at $15.7 billion.
Parts of the agency devoted to planetary exploration and probes saw increased funding while low-Earth orbit operations received less.
A small asteroid zooming by Earth this week has been caught "winking" as it spins in a new video recorded by an amateur astronomer.
As the universe expands, the ability to see already far off stars and galaxies diminishes, leaving scientists with a deadline to figure out the cosmos.
Some are excited, but many are disappointed by retired space shuttle destinations.
New simulations can help theorize about the impacts of strong gravitational forces in the universe.
A vintage Vostok space capsule is headed back to its homeland with its new Russian owner, who bought the relic for nearly $2.9 million during Sotheby's auction. It is believed to be the most anyone has ever paid for a space artifact.
Terje Sorgjerd spent a week above the Arctic Circle to video the super-charged aurora borealis.
Activist and author blogs about politics, energy and Earth's resources.
Science journalist blogs about humans and other wildlife.