While working aboard the space shuttle Challenger in 1984, astronaut Bruce McCandless became the first person ever
to float untethered in space. The retired U.S. Navy captain died last week at the age of 80.| While working aboard the space shuttle Challenger in 1984, astronaut Bruce McCandless became the first person ever
to float untethered in space. The retired U.S. Navy captain died last week at the age of 80. |