NASA's Hubble Space Telescope has identified 18 "tiny" galaxies which existed 9 billion years ago and are brimming with star birth.
NASA has released an animated clip depicting the proposed 2014 test flight of its Orion spacecraft.
NASA is planning to conduct an unmanned flight test of its Orion spacecraft in early 2014.
NASA's Deep Space Network antenna has captured new radar images of Asteroid 2005 YU55 as it approaches Earth in what's set to be the closest approach of a big asteroid ever recorded.
NASA’s Cassini spacecraft is on track to acquire the first detailed radar images of Saturn's moon Enceladus during a flyby on Sunday, November 6.
If astronauts make it to Mars, they may not be able to see it very well, a NASA study has shown.
NASA is conducting aerial surveillance missions to monitor a massive crack that cuts across the floating ice shelf of Pine Island Glacier in Antarctica.
A team of NASA scientists is looking at ways of using Star Trek-style tractor beams to reel in scientific samples in space.
If you have any moon rocks at home you may want to forget about ever trying to sell them. A California grandma learned the hard way that the feds don’t like it when you try to sell moon rock dust.
NASA telescopes have helped solved an ancient mystery that began nearly 2,000 years ago when Chinese astronomers witnessed what turned out to be an exploding star in the sky.
There's still a considerable hole in the Antarctic ozone layer, say scientists, with this year's peak the ninth largest in the 26 year record.
Astronomers have for the first time spotted a disk of gas and dust around a sun-like star that shows spiral-arm-like structures.
NASA's Spitzer Space Telescope has detected evidence of icy bodies raining down in an alien solar system.
NASA has hired Virgin Galactic to fly up to three charter flights on its flagship SpaceShipTwo.
NASA scientists are using data collected by the Hubble Space Telescope to map the distribution of dark matter in 25 massive clusters of galaxies.
NASA is currently developing a Solar Orbiter Heliospheric Imager (SoloHI) and Heavy Ion Sensor (HIS). Both instruments will be placed on the European Space Agency’s newly selected Solar Orbiter mission.
NASA's announced that, in early November, it will start looking for its next class of astronaut candidates.
Scientists at the University of California, Santa Cruz have used a NASA supercomputer to create what they say is the most accurate and detailed simulation of the universe ever.
Last year saw a significant hole open up for the first time in the ozone layer over the Arctic.
Good news: we're not likely to get wiped out in the same way as the dinosaurs, at least not any time soon.