NASA Building Atomic Clock for Deep-space Navigation

Only days after the spectacular liftoff of what is currently the heaviest space rocket, the privately-built Falcon Heavy, NASA announced the next launch will carry a specially built atomic clock. The new device, much smaller and sturdier than earth-bound atomic clocks, will help future astronauts navigate in deep space. VOA’s George Putic reports.

© La Voix de l'Amérique - mardi 27 février 2018