524K views · 10K reactions | In 2015, NASA's Dawn spacecraft sent back images of lights on a distant dwarf planet called Ceres that ancient astronaut theorists suggest could be evidence of alien war survivors living on the planet. | Ancient Aliens: Out of This World Moments | Facebook

5.2K views · 189 reactions | 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 | Facebook