Perseverance’s Mars Landing: Descent Callouts From 12 km Up
The short version
BBC News reports on NASA's release of video of the Perseverance rover landing on Mars, recorded by seven dedicated cameras. The footage is paired with mission control callouts of velocity and altitude through parachute deployment, heat shield separation, the sky crane maneuver and touchdown.
Questions this video answers
When did the parachute deploy?
At about 12 kilometers above the surface, the navigation confirmed the parachute had deployed, with a velocity of 450 meters per second.
How many cameras recorded the landing?
Seven of the cameras on Perseverance were dedicated to recording the landing.
What was the sky crane maneuver?
The sky crane maneuver began about 20 meters off the surface, after which touchdown was confirmed.
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