On this day: September 25

Published On: Sep 24 2012 05:06:42 PM CDT   Updated On: Sep 25 2013 01:00:00 AM CDT

A European sees the Pacific Ocean for the first time, Congress passes the Bill of Rights, the Little Rock Nine get a U.S. Army escort to school, and Led Zeppelin's John Bonham dies, all on this day.

OTD September 25 - Mars Observer launch
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NASA

1992: NASA launches the $511 million Mars Observer probe, the first U.S. mission to the planet in 17 years. Eleven months later, with the probe three days from reaching orbit around Mars, NASA lost communication with the spacecraft.

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