ULA, XCOR to cooperate on engine development
Posted: Wed, Mar 23 6:30 AM ET (1030 GMT)
A joint venture that manufactures launch vehicles is partnering with an entrepreneurial space company to develop a new upper stage engine. United Launch Alliance and...

ISS Soyuz launch rescheduled
Posted: Sat, Mar 19 8:54 AM ET (1254 GMT)
The Russian space agency Roskosmos has rescheduled the launch of the next Soyuz mission to the ISS for April 5 after a problem was found...

MESSENGER enters Mercury orbit
Posted: Fri, Mar 18 7:43 AM ET (1143 GMT)
NASA's MESSENGER spacecraft successfully entered orbit around the planet Mercury Thursday evening, becoming the first spacecraft to orbit the innermost planet. The spacecraft fired...

Methane rains transform Titan's surface
Posted: Fri, Mar 18 7:28 AM ET (1128 GMT)
Changes in color in regions of Titan's surface are likely the result of methane rainfalls, scientists reported this week. In a paper published in...

Soyuz returns to Earth
Posted: Wed, Mar 16 6:35 AM ET (1035 GMT)
A Soyuz spacecraft carrying three ISS crewmembers safely landed Wednesday morning in Kazakhstan. The Soyuz TMA-01M spacecraft undocked from the station's Poisk module...

Intelsat, MDA sign satellite serving deal
Posted: Wed, Mar 16 6:11 AM ET (1011 GMT)
MacDonald, Dettwiler and Associates (MDA) announced Tuesday a first-of-its-kind deal with Intelsat for servicing satellites in geosynchronous orbit. Intelsat will serve as...

Next Soyuz launch delayed
Posted: Tue, Mar 15 7:14 AM ET (1114 GMT)
The launch of a Soyuz spacecraft carrying the next crew for the ISS has been delayed several days because of a technical issue, Russian officials...

SpaceX wins launch contract from SES
Posted: Tue, Mar 15 7:03 AM ET (1103 GMT)
SpaceX will launch a communications satellite for SES, the first launch deal the entrepreneurial launch company has won from a major satellite operator. SpaceX will...

Shuttle worker dies in fall
Posted: Tue, Mar 15 6:50 AM ET (1050 GMT)
A shuttle worker fell to his death at the launch pad early Monday. The engineer, identified as James D. Vanover, fell from an unspecified height...

Delta 4 launches NRO satellite
Posted: Sat, Mar 12 9:35 AM ET (1435 GMT)
A Delta 4 rocket successfully launched a classified satellite for the National Reconnaissance Office (NRO) on Friday evening. The Delta 4 Medium+ (4,2) lifted...