Scientists disagree over whether Voyager 1 has left the solar system
Posted: Tue, Aug 20 8:39 AM ET (1239 GMT)
For the second time in less than six months, one team of scientists reported that Voyager 1 has left the solar system, while official mission...

Cosmonauts perform record-setting spacewalk
Posted: Sat, Aug 17 9:38 AM ET (1338 GMT)
Two Russian cosmonauts set an endurance record on Friday during a spacewalk outside the International Space Station (ISS). Fyodor Yurchikhin and Alexander Misurkin completed the...

Report warns of cost and schedule issues with Orion
Posted: Sat, Aug 17 9:23 AM ET (1323 GMT)
A report by NASA's Office of the Inspector General (OIG) this week warned that a flat funding profile for the agency's new crew...

NASA ends Kepler recovery efforts
Posted: Fri, Aug 16 8:36 AM ET (1236 GMT)
NASA announced Thursday that it is ending efforts to restore a failed reaction wheel on the Kepler spacecraft and will look for alternative missions for...

India ends plans to cooperate with Russia on lunar mission
Posted: Fri, Aug 16 8:23 AM ET (1223 GMT)
An Indian official said this week that India was ending plans to cooperate with Russia on a planned lunar lander mission. The two countries had...

Proton to return to flight next month
Posted: Thu, Aug 15 9:03 AM ET (1303 GMT)
The Proton rocket will launch a commercial satellite in mid-September on its first launch since a dramatic launch failure last month. International Launch Services (...

Air Force to shut down space fence
Posted: Wed, Aug 14 8:51 AM ET (1251 GMT)
The US Air Force confirmed this week that it plans to shut down a network of radars that track space objects, raising concerns about increased...

ATK joins Stratolaunch project
Posted: Tue, Aug 13 9:29 AM ET (1329 GMT)
ATK announced Tuesday that it has won a contract from Orbital Sciences Corporation to provide rocket motors for an ambitious air-launch system. ATK will...

Veteran NASA astronaut Foale retires
Posted: Tue, Aug 13 9:12 AM ET (1312 GMT)
Michael Foale, a British-born NASA astronaut, is leaving the space agency after 30 years there, NASA announced. Foale joined NASA in 1983, working at...

Astronomers set new mark for smallest directly-imaged exoplanet
Posted: Sun, Aug 11 10:07 AM ET (1407 GMT)
Astronomers announced this week the discovery of the smallest extrasolar planet to date directly observed by astronomers, a world four times the mass of Jupiter....