Space.com on MSN

Artemis 2 and Tiangong space station astronauts set record for farthest distance between humans

For a few moments on April 6, the four Artemis 2 moon astronauts and the three crewmates aboard China's Tiangong space ...

How Can Astronauts Tell How Fast They’re Going?

Weirdly, spaceships have no direct way to gauge their own speed. Luckily, we can use some physics tricks to figure it out.