Weather, technical issues delay GRAIL launch
Updated: Fri, Sep 9 8:00 AM ET (1200 GMT)
Originally Posted: Thu, Sep 8 10:23 PM ET (0223 GMT)
Gusty upper-level winds forced NASA to postpone Thursday's scheduled launch of a lunar orbiter mission by a day, and technical concerns will delay...

Arianespace selected for satellite launch
Posted: Thu, Sep 8 8:10 AM ET (1210 GMT)
An Ariane 5 will launch a new communications satellite for Spanish company Hispasat in 2013, the companies announced Wednesday. Arianespace will launch the Amazonas-3...

Report: NASA should stabilize astronaut corps
Posted: Thu, Sep 8 8:05 AM ET (1205 GMT)
NASA should take steps to ensure that it has a sufficient number of astronauts to support the International Space Station and future exploration missions, a...

Blue Origin vehicle lost on test flight
Posted: Sat, Sep 3 9:49 AM ET (1349 GMT)
A test flight of a suborbital vehicle by secretive venture Blue Origin ended in failure last month, the company confirmed Friday. The Wall Street Journal...

Opportunity begins studies of Endeavour crater
Posted: Fri, Sep 2 2:07 PM ET (1807 GMT)
NASA's long-lived Mars rover Opportunity has started studying a large crater it recently reached, providing scientists with new insights into the planet. Among...

Astronomers find nearest pair of supermassive black holes
Posted: Thu, Sep 1 7:24 AM ET (1124 GMT)
Astronomers announced Wednesday the discovery of the closest pair of supermassive lack holes found to date, in a galaxy 160 million light-years away. The...

Proton failure blamed on programming error
Posted: Wed, Aug 31 7:56 PM ET (2356 GMT)
The loss of a communications satellite launched on a Proton rocket earlier this month has been blamed on a programming error in the guidance system...

NASA: ISS could be uncrewed in November
Posted: Tue, Aug 30 8:18 AM ET (1218 GMT)
Crews could be forced to abandon the International Space Station, at least temporarily, by mid-November if the Soyuz launch vehicle does not return to...

Report clears NASA shuttle selection process
Posted: Sat, Aug 27 8:31 AM ET (1231 GMT)
A report released this week by NASA's Office of the Inspector General (OIG) concluded the agency acted properly when it made its decision earlier...

Soyuz rockets grounded after Progress failure
Posted: Fri, Aug 26 7:27 AM ET (1127 GMT)
Russia has postponed all upcoming launches by its Soyuz rocket after a Progress spacecraft failed to reach orbit Wednesday, a decision that could delay the...