The most accurate clock in space launches within days and will begin building a highly synchronised network out of the best clocks on Earth. But the project, decades in preparation, will only ...

For NASA, however, ensuring that missions deep into space have accurate readings of time is incredibly important, and it’s so vital that the agency actually launched an atomic clock into space ...

A new atomic clock is due for installation on the International Space Station in 2016, ushering in a new age of physics experiments probing the relationship between space and time. Called PHARAO ...

To control for it, GPS clocks are set to check the time and correct themselves regularly. But in outer space, critical functions like communication and navigation require even greater clock ...