During the NASA mission Apollo 13 an oxygen tank exploded and caused serious damage to the spacecraft. The dramatic mission was the subject of the book Lost Moon: The Perilous Voyage of Apollo 13 by astronaut James Lovell and Time magazine writer Jeffrey Kluger, and later the widely acclaimed film Apollo 13 directed by Ron Howard. This new featured picture shows a rapidly engineered "mailbox" device designed to save the astronauts of Apollo 13 from carbon dioxide poisoning.
This Signpost "Featured content" report covers material promoted from 14 July 2013 through 20 July 2013.
