Mars Perseverance Rover and its Helicopter Feb 24, 2021 14:14:56 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Radrook Admin on Feb 24, 2021 14:14:56 GMT -5 Mars Perseverance Rover and its Helicopter This Rover is a very improved version of its predecessors. It also includes a small helicopter. The two videos below describe them in detail.Design of the Mars HelicopterMax fight time = 90 seconds. 1 minute 30 secondsWeighs Less than four pounds Blades Spin at 40 times a second. Rotate at 75 percent speed of sound..-----------------------------------------------------------------Insane Engineering of the Perseverance RoverHeat of radioactive decay used to produce electricity. Plutonium 238powers all instruments on board.Loses half power in 69 years.2 Lithium powered batteries to supplement.Oxygen producer.Coring sampling drill.Looking for bio signatures.Radar to explore underground. .