On this day: October 11

Published On: Oct 10 2012 05:56:13 PM EDT   Updated On: Oct 11 2013 02:00:00 AM EDT

The first successful manned Apollo mission launches, John Lennon releases the song "Imagine," George Washington gets a posthumous promotion, and Anita Hill accuses Clarence Thomas of sexual harassment, all on this day.

OTD October 11 - Pioneer 1
10 / 37
NASA

1958: NASA launches the lunar probe Pioneer 1. Due to a programming error, the probe never reached the moon, instead reaching a peak altitude of 70,712 miles. It would re-enter the Earth's atmosphere after 43 hours of flight on Oct. 13, 1958.