Astronaut Bruce McCandless II captured during his historic spacewalk in 1984. He was the first person in history to float completely untethered from his spacecraft, using only his Manned Maneuvering Unit. The image is a powerful and terrifying illustration of the profound solitude and vulnerability of a human in space. It represents a monumental moment of courage and technological achievement. | Thedeepastronomy

The First Untethered Flight: Bruce McCandless' Historic Spacewalk #BruceMcCandless #Spacewalk #NASA | Jot Tv Media

#OTD in 1984, astronaut Bruce McCandless stepped out of the space shuttle Challenger and used the Manned Maneuvering Unit to make the first untethered space walk, A third generation U.S. Navy officer, both his father and grandfather were Medal of Honor recipients. | U.S. Naval Institute

February 7, 1984 marked one of the most daring moments in space exploration. During Space Shuttle Challenger’s mission, astronaut Bruce McCandless II became the first human to perform an untethered spacewalk, floating freely in space without any safety line. Using the nitrogen-powered Manned Maneuvering Unit, he maneuvered himself nearly 320 feet away from the shuttle, orbiting about 170 miles above Earth at a speed of 17,500 miles per hour, experiencing complete freedom in the vacuum of space.

En 1984, el astronauta Bruce McCandless II se convirtió en la primera persona en realizar un vuelo completamente libre en el espacio, usando una Unidad de Maniobra Tripulada (MMU) que le permitió flotar sin ataduras a la nave espacial. Su icónica imagen, con la inmensidad del espacio de fondo y la Tierra a lo lejos, simboliza la valentía y el espíritu explorador de la humanidad. Este vuelo demostró la capacidad de moverse y trabajar en el espacio sin estar unido a una nave, abriendo paso a futur

66K views · 780 reactions | L'astronaute Bruce McCandless II flotte...

92K views · 1.3K reactions | El astronauta Bruce McCandless II se convirtió en el primer ser humano en realizar una caminata espacial sin una correa de seguridad conectada a una nave espacial. En 1984, flotó completamente libre en el espacio, con solo su Unidad de Maniobra Tripulada manteniéndolo con vida. “Puede que haya sido un pequeño paso para Neil”, dijo, “pero es un gran salto para mí”. | Alta Ciencia | Facebook