NASA and SpaceX delay astronaut recovery mission; Spanish fossils may reveal unknown human species, while astronomers ...

Astronauts aboard the ISS have captured an electrifying spectacle in Earth's upper atmosphere. A mysterious blue jet sprite and a gigantic lightning jet shot skyward, defying expectations. Scientists ...

A replacement crew is heading to the ISS, and Suni Williams and Butch Wilmore will come home at last. But first, another ...

NASA astronaut Sunita Williams will be returning to Earth aboard SpaceX's Dragon spacecraft after an extended mission on the ...

We'll be coming home, riding the plasma, splashing in the ocean, so that's what we're looking forward to,’ a 62-year-old ...

If you’re going to set a sci-fi movie on an alien planet, it’s a nice bonus if that planet actually exists. Or, at least, is ...

"The tops of this [upward directed lightning] are around 75-80km [47-50 miles], boarding on the fringes of space." ...

A newly unveiled astronaut photo shows a "gigantic jet" shooting upward from a thunderstorm above Louisiana in November 2024.

Pettit said the sight is known as the “Thai aurora” as it occurs in the Gulf of Thailand and the Andaman Sea, and the green ...

NASA astronaut Don Pettit conducted a fascinating ... an "Uber Geek" moment and described the science behind it in a light-hearted and straightforward manner: "I used a Teflon knitting needle ...

Garan spoke about experiencing the 'Overview Effect' (Getty Stock Photo) The astronaut reflects on the moment as being a 'light bulb that pops up' when he realized 'how interconnected and ...