A planet-hunting spacecraft named Plato just passed a series of critical tests as it prepares for the challenges of outer space.
What is it?
Gleaming in the light of a laboratory, this box of electronics is actually the European Space Agency's Plato spacecraft sitting inside a special test chamber where it underwent critical tests ahead of its planned spaceflight.
The Plato (PLAnetary Transits and Oscillations of stars) probe is ...
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