NASA to Televise Mars Curiosity Rover Science Update Sept. 27

NASA will host a news conference at 11 a.m. PDT (2 p.m. EDT) Thursday, Sept. 27,…

Global Hawk Aircraft

This image captures a perspective of NASA's Global Hawk unmanned aircraft from one of the wings.…

The go-ahead is given for Arianespace’s Ariane 5 mission with ASTRA 2F and GSAT-10

Arianespace's fifth Ariane 5 flight of 2012 has been approved for its September 28 liftoff following…

The go-ahead is given for Arianespace’s Ariane 5 mission with ASTRA 2F and GSAT-10

Arianespace's fifth Ariane 5 flight of 2012 has been approved for its September 28 liftoff following…

The go-ahead is given for Arianespace’s Ariane 5 mission with ASTRA 2F and GSAT-10

Arianespace's fifth Ariane 5 flight of 2012 has been approved for its September 28 liftoff following…

The go-ahead is given for Arianespace’s Ariane 5 mission with ASTRA 2F and GSAT-10

Arianespace's fifth Ariane 5 flight of 2012 has been approved for its September 28 liftoff following…

The go-ahead is given for Arianespace’s Ariane 5 mission with ASTRA 2F and GSAT-10

Arianespace's fifth Ariane 5 flight of 2012 has been approved for its September 28 liftoff following…

The go-ahead is given for Arianespace’s Ariane 5 mission with ASTRA 2F and GSAT-10

Arianespace's fifth Ariane 5 flight of 2012 has been approved for its September 28 liftoff following…

The go-ahead is given for Arianespace’s Ariane 5 mission with ASTRA 2F and GSAT-10

Arianespace's fifth Ariane 5 flight of 2012 has been approved for its September 28 liftoff following…

Will we have a Christmas comet in 2013?

A comet discovery on Sept. 24, 2012 has the astronomical community abuzz concerning its possible appearance…