NASA's Mars 2020 rover photobombed by mysterious 'High Bay Bob' in sunglasses

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If you've been paying attention to the space engineers readying NASA's Mars 2020 rover, you may have noticed a recent surprise visitor in the Spacecraft Assembly Facility clean room at NASA's Jet Propulsion Laboratory (JPL) in California.

NASA's Mars 2020 rover photobombed by mysterious 'High Bay Bob' in sunglasses : Read more