
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…

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.

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

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

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

An engineer works on the Soyuz TMA-11M rocket shortly after it arrived at the launch pad by train Nov. 5,…

The Soyuz TMA-11M rocket is rolled out to the launch pad by train Nov. 5, 2013, at the Baikonur Cosmodrome…