In the present day within the historical past of astronomy, Bruce McCandless II makes a historic EVA.
Bruce McCandless II approaches his most distance from the Challenger area shuttle. Credit score: NASA
On Feb. 7, 1984, Bruce McCandless II left the House Shuttle Challenger, quipping, “It might have been one small step for Neil, however it’s a heck of a giant leap for me.” McCandless was venturing out on the primary untethered spacewalk, shifting by way of area absolutely impartial of the shuttle. Carrying the Manned Maneuvering Unit (MMU), a nitrogen-propelled backpack he operated with hand controls, he explored so far as 320 toes (98 meters) from Challenger. The additional vehicular exercise (EVA) lasted 1 hour and 22 minutes, throughout which he examined the MMU; a pair a bifocals that allowed him to handle his imaginative and prescient’s focus regardless of the restraints of the helmet he wore; and the Manipulator Foot Restraint workstation platform for working outdoors the spacecraft.