Timeline Tuesday 7 February 1984

Events on Tuesday 7 February 1984 1

• 1984 First untethered spacewalk Bruce McCandless tests the Manned Maneuvering Unit Astronaut Bruce McCandless became the first person to walk in space without a tether, using a jet-propelled backpack called the Manned Maneuvering Unit during the Space Shuttle Challenger mission STS-41-B. Photographs of him floating free against Earth became one of the era's iconic images.