Jeppe Kastrup

The Unusual Crew-9 Mission

Set to launch no earlier than September 24 atop a Falcon-9 is SpaceX's ninth Commercial Crew Program mission

Re-entry: Hot Enough to Boil Steel

One thing is going to space; another is coming back. The art of entering the Earth's atmosphere is

Radiation on Our Interplanetary Journeys

Polaris Dawn is coming up and will take humans farther than we have been since 1972, when Apollo 17, the

How SpaceX's New Dragon Will Deorbit the ISS

With the International Space Station being at the end of its lifetime, SpaceX has been selected as the provider for