re-entry

Call it a crash course. A group of undergrads at the University of Colorado at Boulder got to participate in...

As the aerospace world prepares to say goodbye to the space shuttles, engineers are looking for cheaper, faster replacements. The...

A skydiver jumps from the edge of space to set a record—and help plan an exit strategy for orbital tourists

Here’s Felix Baumgartner’s plan: Float a balloon to 120,000 feet. Jump out. Break the sound barrier. Don’t die. Simple, right?...