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Secret of mars

Mysterious signal from Mars : NASA reveals having received a mysterious signal of unknown origin from Mars Mystery 4 min
Nov 23 · 2018 Ansh Srivastava

Mysterious signal from Mars : NASA reveals having received a mysterious signal of unknown origin from Mars

The robot rover Opportunity (MER-B), active on the planet Mars since 2004, communicated for the last time with Earth on June 10.