Space agencies have been asked to establish a "Moon-centric time reference system" by the end of 2026, said The Guardian, ...

On Monday, the European Space Agency (ESA) launched the ACES set of atomic clocks to measure the effect of gravity on the passage of time.

Maria Ressa, the journalist who earned the Nobel Peace Prize for her attempts to save freedom of expression in the ...

NASA and SpaceX just launched a major resupply mission to the International Space Station, to deliver nearly 7,000 pounds of cargo—including food, equipment, and high-tech experiments. From robotic ...

The European Space Agency has launched two atomic clocks on a SpaceX rocket to the ISS to test Einstein's theory of ...