SpaceX completes Falcon static fire test
Posted: Sun, Dec 5 9:56 AM ET (1456 GMT)
SpaceX carried out a static fire test of the main engines of its Falcon 9 rocket on Saturday, clearing the way for Tuesday's scheduled...

NASA postpones STS-133 to February
Posted: Sat, Dec 4 9:19 AM ET (1419 GMT)
NASA officials announced Friday they were delaying the launch of the space shuttle Discovery again, this time to at least early February, in order to...

X-37 lands at Vandenberg
Posted: Sat, Dec 4 8:56 AM ET (1356 GMT)
The US Air Force announced Friday that the X-37B, an experimental robotic military spaceplane, landed safely at Vandenberg Air Force Base in the early...

Arsenic microbe discovery has implications for astrobiology
Posted: Fri, Dec 3 7:10 AM ET (1210 GMT)
NASA-supported researchers announced Thursday the discovery of a terrestrial microbe that make use of the element arsenic, a discovery that could have implications for...

Astronomers triple estimated number of stars in universe
Posted: Thu, Dec 2 6:50 AM ET (1150 GMT)
The total number of stars in the universe may be three times larger than previously thought, thanks to a better understanding of the number of...

"Super-Earth" exoplanet has hazy or steamy atmosphere
Posted: Thu, Dec 2 6:38 AM ET (1138 GMT)
Astronomers performing the first study of the composition of the atmosphere of a "super-Earth" exoplanet believe that world's atmosphere is either hazy or...

Air Force prepares for X-37 landing
Posted: Wed, Dec 1 6:19 AM ET (1119 GMT)
The Air Force announced late Tuesday it is planning to land a robotic military spaceplane in the coming days. The X-37B is slated to...

O3b secures funding for satellite system
Posted: Mon, Nov 29 1:57 PM ET (1857 GMT)
O3b Networks announced Monday that it has raised $1.2 billion, enough to fund development of its broadband satellite constellation. The company, based in the...

Ariane launches two satellites
Posted: Sun, Nov 28 10:14 AM ET (1514 GMT)
An Ariane 5 rocket successfully launched a pair of satellites Friday for an established satellite operator and a European startup. The Ariane 5 ECA lifted...

Soyuz spacecraft returns to Earth
Posted: Fri, Nov 26 10:22 AM ET (1522 GMT)
A Soyuz spacecraft carrying three ISS crewmembers safely landed early Friday in Kazakhstan. The Soyuz TMA-19 spacecraft landed northeast of Arkalyk, Kazakhstan, as planned...