A strange purple object aboard the ISS sparked alien fears online, but NASA revealed it was a potato experiment. It shows how ...

A NASA astronaut has freaked out space fans with a photograph of what appeared to be an “Alien egg.” America’s oldest serving ...

A bizarre, tentacled object photographed on the International Space Station by astronaut Don Pettit sparked online alarm, ...

A strange, tentacled object that went viral online was revealed to be a space-grown purple potato. Astronaut Don Pettit ...

The spud's alien-like root growth has prompted some conspiracy theories.