Apollo 10 (AS-505) launches from Pad 39B, 1649 UTC, 18 May 1969 Published on May 18, 2013 in 18 May 1969, 16:49:00 UTC, T plus 000:00:00.58Full resolution (600 × 678) Next → Apollo 10 (AS-505) lifts off from Launch Complex 39B at the Kennedy Space Center, Cape Canaveral, Florida, 16:49:00 UTC, 18 May 1969. (NASA)