Perseverance Rover Faces Steep Challenges on Jezero Crater Ascent, Uncovers Martian Secrets
October 30, 2024
The rover began its ascent in mid-August and is expected to reach the top of the crater rim by early December.
To tackle these challenges, rover planners have implemented strategies such as driving backwards and using a cross-slope approach to improve traction.
NASA's Perseverance rover, which landed in Jezero Crater in February 2021, is currently navigating the challenging terrain of this ancient Martian site, known for its history of water presence.
As it climbs the steep western wall of Jezero Crater, Perseverance is enduring harsh conditions, including extreme temperature swings and a thin atmosphere.
However, the ascent has been difficult due to a 20-degree slope and slippery terrain composed of loose dust and sand, requiring careful maneuvering and switchback driving techniques.
Despite these efforts, Perseverance's progress has been slow, covering only about half or even 20% of the planned distance on some days due to slippage.
The rover is equipped with 43 tubes for sample collection and has successfully sealed 24 samples, alongside one atmospheric sample and three witness tubes.
These samples are planned to be returned to Earth in the coming years for laboratory analysis to investigate potential microbial life on Mars.
During its journey, Perseverance has revealed a unique leopard-spotted rock that may exhibit signs of ancient microbial life, suggesting its formation billions of years ago when water flowed in the area.
Access to the ancient crust at the crater rim could provide valuable insights into Mars' geological history and potentially habitable environments.
Perseverance also observes the Martian night sky, capturing images of auroras and the moons Phobos and Deimos, showcasing its ability to operate in low-light conditions.
As Perseverance continues its mission, it reflects on the legacy of past missions, navigating a landscape that serves as a reminder of the rovers that came before it.
Summary based on 6 sources
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Sources

Mashable • Oct 30, 2024
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