
Expedition 38 crew members smile and wave as they hold an Olympic torch that will be flown with them to…

The details of how massive stars explode remains one of the biggest questions in astrophysics.

During EFT-1, Orion will travel to approximately 3,600 miles above Earth’s surface, farther than any spacecraft built for humans has…

The Soyuz TMA-11M rocket, adorned with the logo of the Sochi Olympic Organizing Committee and other related artwork, is seen…

Workers make final preparations to a Soyuz TMA-11M spacecraft on Nov. 4, 2013, at the Baikonur Cosmodrome in Baikonur, Kazakhstan.

Workers make final preparations to a Soyuz TMA-11M spacecraft on Nov. 4, 2013, at the Baikonur Cosmodrome in Baikonur, Kazakhstan.

Workers make final preparations to a Soyuz TMA-11M spacecraft on Nov. 4, 2013, at the Baikonur Cosmodrome in Baikonur, Kazakhstan.

Workers make final preparations to a Soyuz TMA-11M spacecraft on Nov. 4, 2013, at the Baikonur Cosmodrome in Baikonur, Kazakhstan.

Workers make final preparations to a Soyuz TMA-11M spacecraft on Nov. 4, 2013, at the Baikonur Cosmodrome in Baikonur, Kazakhstan.

Workers make final preparations to a Soyuz TMA-11M spacecraft on Nov. 4, 2013, at the Baikonur Cosmodrome in Baikonur, Kazakhstan.