Two cosmonauts of the Russian Federal Space Agency scrubbed windows on the International Space Station during a 5 and a half hour spacewalk Monday.
Astronomers have found the tiniest supermassive black hole ever to be detected to date.
NASA's planet-hunting mission Kepler, has detected a new two-star exoplanet – Kepler-453b – orbiting a pair of stars in an area in which life could potentially exist.
If you're going to wake up at 4 a.m. to watch the Perseids meteor shower, you should at least know what you're looking at.
On Monday, the crew aboard the International Space Station will for the first time feast on fresh food grown in space.
Astronomers say early Thursday morning is the best time for peak Perseid viewing.
Comet 67P/Churyumov–Gerasimenko will reach its closest point to the Sun in its 6.5-year orbit on Aug. 13, 2015, accompanied by the Rosetta spacecraft.