Former NASA astronaut Ron Garan has joined high-altitude balloon company World View as its chief pilot, the company announced Feb. 23, making him the latest astronaut to seek a post-agency career in the commercial spaceflight field.

This post is only available to members.

Jeff Foust has more than a decade of experience writing about space policy, entrepreneurial ventures and regulatory affairs. In 2001, he established spacetoday.net to aggregate and summarize the day's space-related news stories. In 2003, he started The...