Countdown begins for STS-135 launch, weather a concern
Posted: Wed, Jul 6 3:58 AM ET (0758 GMT)
Countdown clocks started Tuesday afternoon for Friday's scheduled launch of the space shuttle Atlantis on the final mission of the shuttle program, but weather...

Astronauts arrive in Florida for final shuttle launch
Posted: Tue, Jul 5 5:56 AM ET (0956 GMT)
The crew of the final space shuttle mission arrived in Florida on Monday as the countdown towards Friday's launch is slated to begin Tuesday...

Valve problem postpones Ariane launch
Updated: Sat, Jul 2 2:12 PM ET (1812 GMT)
Originally Posted: Sat, Jul 2 7:15 AM ET (1115 GMT)
A technical problem scrubbed Friday evening's scheduled launch of two communications satellites on an Ariane 5, delaying the launch until late this month. The...

Astronomers discover most distant quasar
Posted: Fri, Jul 1 7:18 AM ET (1118 GMT)
Astronomers announced this week that they have discovered a quasar that dates back to less than a billion years after the Big Bang, a discovery...

Minotaur launches military satellite
Posted: Thu, Jun 30 7:31 AM ET (1131 GMT)
A Minotaur rocket launched a small military satellite late Wednesday evening from Virginia. The Minotaur 1 rocket lifted off from the Mid-Atlantic Regional Spaceport...

NASA approves July 8 launch date for final shuttle mission
Posted: Wed, Jun 29 8:26 AM ET (1226 GMT)
NASA officials gave the formal go-ahead Tuesday for plans to launch the space shuttle Atlantis on July 8 on the final mission of the...

Orbital debris passes close to ISS
Posted: Wed, Jun 29 8:18 AM ET (1218 GMT)
An unidentified piece of orbital debris passed close to the International Space Station Tuesday morning, forcing the station's crew to briefly take shelter in...

Minotaur launch postponed
Posted: Wed, Jun 29 8:10 AM ET (1210 GMT)
The launch of a small military satellite on a Minotaur rocket from Virginia was postponed Tuesday evening because of the weather. The Minotaur 1 rocket...

Russia launches military satellite
Posted: Tue, Jun 28 6:05 AM ET (1005 GMT)
A Soyuz rocket placed a Russian military reconnaissance satellite into orbit on Monday. The Soyuz-U rocket lifted off from the Plesetsk Cosmodrome in northern...

Small asteroid to fly past Earth Monday
Posted: Sat, Jun 25 10:23 AM ET (1423 GMT)
A small asteroid will pass close to the Earth on Monday but poses no impact risk, astronomers said this week. Asteroid 2011 MD will pass...