A strange purple object aboard the ISS sparked alien fears online, but NASA revealed it was a potato experiment. It shows how microgravity can turn ordinary plants into bizarre shapes.

Scientists have uncovered a surprising way to study the harsh space weather around young M dwarf stars. Mysterious dips in starlight turned out to be massive rings of plasma swirling in the stars’ ...

The eerie purple orb freaking out social media is actually Spudnik-1, a homegrown ISS potato pointing to NASA's plans for food on Moon and Mars trips.

The internet went into a frenzy when a NASA astronaut shared a weird alien-looking photo on social media. The photo showed an object that was floating in the air and appeared to be purple, egg-shaped ...