On february 7, 1984, nasa astronaut bruce mccandless became the first person to go on a spacewalk without a tether.
15+ Untethered Space Walk
Background. Submitted 4 years ago by vikram_sharma. First untethered space walk (i.imgur.com).
The Spacewalk That Almost Killed Him Space Air Space Magazine from thumbs-prod.si-cdn.com
Probably fear of being hit by space junk debri. Can you imagine floating in the vacuum of space with nothing anchoring you to the spacecraft? Nasa astronaut, bruce candless, performs first untethered spacewalk /feb 7, 1984 (nasa according to nasa, there have been 187 space walks from the iss ship alone, the last one recorded.
The first untethered eva, or spacewalk, was the culmination of two decades of nasa study in getting it to work.
Probably fear of being hit by space junk debri. What is the largest crater on the sun? Other articles where untethered spacewalk is discussed: Probably fear of being hit by space junk debri.