Only July 3, NASA astronaut Nichole Ayers aboard the International Space Station photographed a gigantic jet—a massive bolt ...

A sudden burst of red light flickered above a thunderstorm, and for a brief moment, Earth’s upper atmosphere revealed one of its most elusive secrets.

Astronauts Nichole Ayers and Anne McClain speak to CNN’s Wolf Blitzer from the International Space Station about their ...

CNN’s Wolf Blitzer talks with NASA astronauts Nichole Ayers and Anne McClain about their important mission on board the ...

Rare red sprite spotted by astronaut Nichole Ayers from the ISS Sprites flash high above storms and vanish in just ...

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

Biomedical research took centre stage aboard the International Space Station on Tuesday by all the crew members.

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

NASA recently captured a light phenomenon known as an “atmospheric sprite” over Mexican territory, near the border with the ...

While they are referred to as upper atmospheric lightning, the only thing red sprites have in common with the typical form of ...

An astronaut has captured an incredible burst of electricity above Earth. NASA's Nichole Ayers managed to snap a phenomenon ...

Maj. Nichole Ayers spoke with Denver7's Ryan Fish from the International Space Station, talking about her mission, her ...