Do Aliens Exist? We Asked a NASA Scientist: Episode 5 - NASA
Do Aliens Exist? We Asked a NASA Scientist: Episode 5 - NASA
Sep 8, 2021
nasa.gov
The presence of the substance of Xenon-129 on Mars, a product of nuclear weapon deployment, leaves scientists speculating whether aliens had engaged in a nuclear war on the planet. Watch more NASA's Unexplained Files on discovery : https://bit.ly/38TZSzs | Love Space
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