NASA's Perseverance Rover Confirms Existence of Ancient Lake on Mars

NASA's Perseverance rover has collected data indicating the presence of ancient lakebed sediments from water that once filled a massive basin on Mars known as Jezero Crater. The findings from this robotic rover, along with orbital images and other data, lead scientists to theorize that parts of Mars were once covered in water and possibly harbored microbial life. The results of this research, conducted by teams from the University of California, Los Angeles, and the University of Oslo, were published in the journal Science Advances. This six-wheeled rover, about the size of a car, traversed the Martian surface for several months in 2022, moving from the crater floor to adjacent areas with sedimentary textures. David Page, a planetary scientist from UCLA, told Reuters that the rover's SHERLOC radar allows scientists to look beneath the surface and view cross-sections of rock layers up to 20 meters deep. These data provide clear evidence of sediments deposited by water that once filled the crater, similar to what is observed in lakes on Earth. These findings reinforce what previous studies suggested. It is now clear that the cold, dry, and lifeless Mars of today was once warm, wet, and possibly habitable. Scientists are eagerly awaiting a detailed examination of these sediments, believed to have formed around 3 billion years ago. They are now confident that they have conducted their geobiological investigations in a suitable location on the planet. Remote analysis of initial samples drilled by the Perseverance rover at four sites near its landing location in February 2021 revealed volcanic rocks that were not sedimentary as expected. However, these two studies do not contradict each other, as even volcanic rocks showed signs of alteration due to exposure to water, and scientists had previously argued that sedimentary remnants may have been lost. David Page states that the main news now is that they have reached the delta and observed evidence of lake sediments, which was the primary reason for their arrival at this location. Kamak Ebadi: Our generation will witness humanity becoming multi-planetary and settling on the Moon and Mars. Exclusive: Countdown to the start of a simulated journey to Mars; an Iranian scientist is also part of this mission. The end of a historic mission on Mars; NASA says the helicopter 'Ingenuity' can no longer fly. NASA received signs of a laser beam from a distance of 16 million kilometers from Earth. Yasmin Maqboli in an interview with Voice of America: I have wanted to go to space since childhood.