Live coverage: International Space Station crew lands in Kazakhstan

Scarred from five trips to the edge of space and back, Blue Origin’s privately-developed New Shepard rocket was on vertical display this week at the 33rd Space Symposium in Colorado Springs.

United Launch Alliance has begun stacking its first Atlas 5 rocket to fly in service to the International Space Station, a commercial mission to send supplies to the orbiting complex.

A Merlin engine designed for the version of SpaceX’s Falcon 9 rocket that will carry astronauts into orbit for NASA failed during testing Saturday in Texas, but the company said its upcoming launches will not be affected by the accident.