SpaceX launches NASA atomic space clock tech for ‘autonomous’ travel to Mars | 6/25/2019 | Tom Fish
elio25elio25 (Posted by) Level 3
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By sending multiple signals over time, NASA can calculate a spacecraft’s trajectory — both where it was and where it’s going.

And NASA also need clocks that are extremely stable as they travel through space - with stability referring to how consistently a clock measures a unit of time.


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