The planet-hunting space telescope Kepler has been halted after incurring a broken wheel, NASA said Wednesday.
The International Space Station changed captains on Monday - an event that often times goes largely unnoticed by the media and everyday folks - but this time, it's different thanks to the YouTube-star and social media loving current captain, Chris Hadfield.
NASA announced two astronauts will make an unscheduled spacewalk early Saturday in a bid to troubleshoot a leak in a cooling system on the international space station.
NASA's Hubble Space Telescope has taken some of the clearest shots yet of Comet ISON on April 10 when the comet was at a distance of 386 million miles from the Sun (394 million miles from Earth).
A timelapse video of the sun over three years has been released by NASA's Solar Dynamics Observatory (SDO) which captured the breathtaking footage and condensed it into just three minutes.
Albert Einstein famously described quantum entanglement as "spooky action at distance", but now a group of European researchers has proposed the largest quantum network yet: Between Earth and the International Space Station.
The world may end with a whimper, but the universe also began the same way.
Using NASA's Hubble Space Telescope, astronomers have discovered the farthest supernova of the type used to measure cosmic distances.
An experiment at the International Space Station announced found evidence of "new physical phenomena" that could represent dark matter, the mysterious stuff that serves as the gravitational foundation for galaxies, an international team of researchers announced in Switzerland on Wednesday.
In an article published Wednesday, The American Geophysical Union claimed what astronomers have been waiting for more than a quarter of a century: “”Voyager 1 has left our Solar System.”