The Expedition 73 crew unpacked a newly arrived cargo craft, wrapped up a second week of science with an visiting crew of ...

Red sprites are among a class of enigmatic weather phenomena that appear over thunderstorms, known as Transient Luminous ...

NASA’s astronaut, Nichole “Vapor” Ayers, has photographed a spectacular atmospheric event – a large red ‘jellyfish’ sprite ...

Students in Southern Florida will have the chance Monday, July 14 to hear astronauts on the International Space Station ...

NASA astronaut Nichole Ayers photographed a rare atmospheric phenomenon over the US and Mexico known as a "sprite" that's ...

An astronaut aboard the International Space Station has shared a striking photo of what is known as a Transient Luminous ...

As the International Space Station whizzed over Mexico and the United States — before floodwaters catastrophically rose in ...

A picture snapped from the International Space Station (ISS) by NASA astronaut Nichole Ayers has captured a lesser-seen view ...

U.S. astronaut Nichole "Vapor" Ayers captured a spectacular view of a phenomenon known as a "sprite" blazing to life above an ...

“They appear moments after a lightning strike—a sudden reddish flash that can take a range of shapes, often combining diffuse ...

Astronaut Nichole Ayers recently witnessed a phenomenon known as a sprite from the International Space Station.

Aboard the International Space Station, NASA astronaut Nichole Ayers works on several experiments in microgravity.