15 Facts About Perseverance rover

Perseverance, nicknamed Percy, is a car-sized Mars rover designed to explore the Jezero crater on Mars as part of NASA's Mars 2020 mission.

Confirmation that the Perseverance rover successfully landed on Mars was received on 18 February 2021, at 20:55 UTC.

Perseverance rover has four main science objectives that support the Mars Exploration Program's science goals:.

Perseverance rover has thicker, more durable aluminum wheels, with reduced width and a greater diameter, 52.

Perseverance rover relies on three antennas for telemetry, all of which are relayed through craft currently in orbit around Mars.

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JPL built a copy of the Perseverance; a twin rover used for testing and problem solving, OPTIMISM, a vehicle system test bed .

Perseverance rover lifted off successfully on 30 July 2020, at 11:50:00 UTC aboard a United Launch Alliance Atlas V launch vehicle from Space Launch Complex 41, at Cape Canaveral Air Force Station in Florida.

On its way back down, Perseverance rover will collect some of these rocks, placing the samples at the base of the delta to be retrieved by later missions.

One such new technology is Terrain Relative Navigation, a technique in which the Perseverance rover compares images of the surface taken during its descent with reference maps, allowing it to make last minute adjustments to its course.

The Perseverance rover uses the images to select a safe landing site at the last minute, allowing it to land in relatively unhazardous terrain.

Parachute descent of the Perseverance rover was photographed by the HiRISE high-resolution camera on the Mars Reconnaissance Orbiter .

Perseverance rover benefited from spare hardware and "build-to print" designs from the Curiosity mission, which helped reduce development costs and saved "probably tens of millions, if not 100 million dollars" according to Mars 2020 Deputy Chief Engineer Keith Comeaux.

Perseverance rover launched during the COVID-19 pandemic, which began to affect the mission planning in March 2020.

One of the external plates of Perseverance includes a simplified representation of all previous NASA Martian rovers, Sojourner, Spirit, Opportunity, Curiosity, as well as Perseverance and Ingenuity, similar to the trend of automobile window decals used to show a family's makeup.

Perseverance rover included the GPS coordinates for the Jet Propulsion Laboratory's headquarters in Pasadena, California .