Boeing pad abort test
The Boeing CST-100 Starliner descends under two parachutes near the end of its pad abort test Nov. 4. The company said a misplaced pin kept the third parachute from properly deploying.

Boeing said Nov. 7 that a misplaced pin prevented a parachute from deploying during a pad abort test of its CST-100 Starliner vehicle three days earlier, the only flaw in a key test of that commercial crew vehicle.

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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...