Astronomers find potential exoplanet smaller than Earth
Posted: Thu, Jul 19 5:57 AM ET (0957 GMT)
Astronomers examining data from NASA's Spitzer Space Telescope have found evidence for an extrasolar planet two-thirds the size of the Earth tightly orbiting...

NASA selects Delta 2, Falcon 9 for satellite launches
Posted: Thu, Jul 19 5:42 AM ET (0942 GMT)
NASA awarded launch contracts this week for four future missions, providing new life to one venerable launch vehicle and opening a new line of business...

Soyuz docks with ISS
Posted: Tue, Jul 17 6:03 AM ET (1003 GMT)
A Soyuz spacecraft carrying three new International Space Station crewmembers docked with the station early Tuesday. The Soyuz TMA-05M spacecraft docked with the station'...

Spacecraft issue could delay MSL landing data
Posted: Tue, Jul 17 5:53 AM ET (0953 GMT)
A problem with a spacecraft currently in orbit around Mars could mean that telemetry from next month's landing by NASA's Mars Science Laboratory (...

Soyuz launches ISS crew
Posted: Sun, Jul 15 8:51 AM ET (1251 GMT)
A Soyuz spacecraft carrying three new International Space Station crewmembers launched early Sunday. The Soyuz rocket lifted off from the Baikonur Cosmodrome in Kazakhstan at...

Astronomers detect "dark" galaxies
Posted: Fri, Jul 13 6:29 AM ET (1029 GMT)
Astronomers announced this week that they have discovered so-called "dark" galaxies from an early phase of the history of the universe. Dark galaxies are...

Fifth moon spotted orbiting Pluto
Posted: Thu, Jul 12 5:40 AM ET (0940 GMT)
Astronomers announced Wednesday the discovery of a fifth, and very small, moon orbiting the dwarf planet Pluto. Scientists detected the moon, temporarily designated S/2012 (...

Virgin Galactic announces smallsat launcher
Posted: Wed, Jul 11 6:38 PM ET (2238 GMT)
Virgin Galactic, the company best known for developing the SpaceShipTwo suborbital vehicle for space tourism, announced Wednesday it is also developing an air-launched rocket...

Marshall director to leave NASA for industry
Posted: Wed, Jul 11 5:49 AM ET (0949 GMT)
The head of NASA's Marshall Space Flight Center (MSFC) will leave the center to take a position with Aerojet, the agency announced this week....

Proton launches SES satellite
Posted: Tue, Jul 10 8:58 PM ET (0058 GMT)
A Proton rocket successfully placed a communications satellite for European operator SES into orbit on Tuesday. The Proton-M rocket lifted off from the Baikonur...