Shulou(Shulou.com)11/24 Report--

CTOnews.com, December 31 / PRNewswire-Asianet /-- in the course of exploring Mars, humans are eager to know the answer: does life really exist on this red planet? NASA has launched a number of scientific missions to Mars, hoping to find traces of life through Curiosity, which landed on Mars in 2012 and perseverance, which landed in 2021.

In an one-minute video released by NASA on December 28, Heather Graham (Heather Graham) explained: "We have just sent instruments to the surface of Mars to help us understand these potential habitables and help us find life by collecting data." CTOnews.com learned that she is an astrobiologist at NASA's Goddard Space Flight Center.

"although NASA has not found any direct evidence of life so far, we have found a lot of evidence that life once appeared on Mars," Graham explained. There is a lot of evidence that Mars once had a huge ocean and an atmosphere that may support life.

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