One moment occurred in 1984 when NASA astronaut Bruce McCandless II became the first human to spacewalk or float free from any earthly anchor when he stepped out of the space shuttle Challenger and ...

When astronaut Bruce McCandless II drifted away from the safety ... This was the first untethered spacewalk in history. For 6 ...

NASA astronaut Bruce McCandless -- who died at the age ... That loosened the tension a bit." McCandless's spacewalk marked the first untethered walk in space by a U.S. astronaut.

In February 1984, Bruce McCandless and Bob Stewart were the ... on a February 7, 1984, spacewalk from the Challenger. Dan Winters In its final form, the MMU, produced by Martin Marietta Aerospace ...

Bruce McCandless II during a panel discussion marking the 25th anniversary of the Hubble Space Telescope in 2015. Most of us know Bruce McCandless II by the famous photograph taken by fellow ...

New Delhi: Space exploration has always had its fair share of risks and dangers, never been a child's play. There has been very few moments in NASA’s history that have been as nail-biting as ...