International Space Station International Space Station

A Proton-M rocket shown in 2013. The same type of rocket malfunctioned in mid-flight on Saturday and crashed over Siberia carrying a Mexican communications satellite. PHOTO ITAR-TASS/ITAR-TASS/Landov hide caption

toggle caption
PHOTO ITAR-TASS/ITAR-TASS/Landov

A Russian launch vehicle carrying the Progress M-27M cargo ship lifts off from the Baikonur cosmodrome in Kazakhstan on Tuesday. Fears mounted Wednesday that the unmanned cargo capsule was lost and may plunge back to Earth as ground control failed to gain control of the orbiting ship for a second day in a row. Roscosmos /EPA /Landov hide caption

toggle caption
Roscosmos /EPA /Landov

International Space Station Commander Barry "Butch" Wilmore holds up the first object made in space with 3-D printing on Nov. 25. NASA hide caption

toggle caption
NASA

To Boldly Go Where No 3-D Printer Has Gone Before: Yep, Space

  • Download
  • <iframe src="https://www.npr.org/player/embed/367238642/367600042" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

The new capsules are being built by Boeing and SpaceX. They look similar, but there are differences. SpaceX, The Boeing Company hide caption

toggle caption
SpaceX, The Boeing Company

How NASA's New Spaceships Stack Up

  • Download
  • <iframe src="https://www.npr.org/player/embed/349632573/349756585" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

NASA Administrator Charles Bolden speaks during a news conference in Berlin on Monday. Bolden said no single country was indispensable to the International Space Station's success. Michael Sohn/AP hide caption

toggle caption
Michael Sohn/AP