NASA astronauts can vote from space, but why can't they endorse political candidates? As it turns out, U.S. federal law specifically prohibits them from doing so.

Why can't active NASA astronauts endorse US presidential candidates?

Source: space
Source Link: https://www.space.com/space-exploration/human-spaceflight/why-cant-active-nasa-astronauts-endorse-us-presidential-candidates