Free radicals ... of CO 2, astronauts can exhale enough of the gas to cause headaches, fatigue, and even death.) As I took my first steps on “Mars,” I tripped over a transparent wheeled ...

The shot of our planet and the great cosmos beyond offers an eerie sense of scale to our quotidian situations on Earth.

This stunning photo was taken on January 29, 2025, from 265 miles (425 km) above the Pacific Ocean. Pettit, a seasoned ...

By Kenneth Chang Since 1978, every new group of NASA astronauts has included women and usually reflected a multiplicity of races and ethnicities. That is not simply by chance. NASA’s process for ...

Elon Musk has had a heated exchange with famed astronaut Andreas Mogensen who has accused him of lying over claims that two NASA astronauts had been "left" in space. Speaking during a pre-recorded ...

Donald Roy Pettit's photograph of Burj Khalifa went viral in no time. NASA astronaut Donald Roy Pettit has shared a breathtaking picture of Dubai's Burj Khalifa, the tallest structure in the world ...

Billionaire Elon Musk, whose SpaceX company launched the vehicle into orbit that will return the pair to Earth, also recent said the astronauts had been "stranded" by the Biden administration.

Elon Musk lashed out at several astronauts online after coming under ... The plan involved shuffling around existing crew assignments to free up two of the four seats on a SpaceX capsule that ...

Last June, astronauts Suni Williams and Butch Wilmore left on what was meant to be an eight-day jaunt to outer space. But their spacecraft malfunctioned, and they’ve now been gone for eight months, ...

70% of astronauts who have spent between six and 12 months aboard the International Space Station experienced significant changes to their vision. According to a new study, 70% of astronauts who ...

WASHINGTON — Elon Musk accused former President Joe Biden of leaving two astronauts stranded aboard the International Space Station for “political reasons.” “They were left up there for ...

When Jared Isaacman gave up his childhood dream of becoming a NASA astronaut, he still needed to get his adrenaline fix somewhere. He found it after dropping out of high school and building ...