Universe unveiled on Instagram: "In microgravity aboard the International Space Station, astronauts can float freely—but that freedom comes with an unexpected challenge. If an astronaut drifts into the middle of a large module with nothing to grab, movement becomes nearly impossible. Microgravity isn’t zero gravity, but without a surface to push against, the body has no way to generate motion and can remain suspended in midair. This strange situation highlights Newton’s third law: every action r