Soyuz 7K-OK No.1
Failure
DEC 14196600:00:00 UTCLaunch aborted after core ignition when boosters failed to fire.
Launch escape system erroneously fired during safing, igniting third stage propellent.
Rocket exploded on launch pad, resulting in one fatality.
LIFTOFF
DEC 14 196600:00:00 UTC
Failure
launched from Pad 31/6 Baikonur
aboard Soyuz U15000-01 into LEO
Spacecraft
Soyuz 7K-OK (passive)
Docking
planned to dock with Kosmos 133
Cancelled — the spacecraft was destroyed in a pad explosion before launch.