Cassini: Trip Reset


In 1997, we aimed a rocket towards Saturn and sent a 13-foot-wide satellite off on a mission to explore the strange worlds in our own (relative) backyard.

This month, NASA announced plans to extend the Cassini space probe's Saturn sojourn until 2017--nine years longer than its original end date of 2008.

Why, exactly, does Cassini need those extra years?

"Cassini: Trip Reset," a Boing Boing special feature