'This made me feel so insignificant in the best way possible'

It's one of many challenges astronauts face in space

Getting shut-eye in a zero-gravity environment sounds like a nightmare...

The mystery deepens...

Trump is determined to send Americans to Mars - despite a major budget cut in the works

The ominous rock has hit a nerve

People were concerned after seeing images of Don Pettit recently returning to Earth

The asteroid was way bigger than scientists expected

NASA astronaut Don Pettit was carried to a medical tent shortly after he landed in a Soyuz MS-26 spacecraft

Scientists are particularly intrigued because it looks nothing like its surroundings

NASA compared the Jewish calendar, moon cycles and biblical references to come up with the date and year

The planet is located a whopping 700 trillion miles from Earth

The study reveals the 'most promising signs yet' of biological activity outside our solar system

From SpaceX to Blue Origin, space tourism is booming - but it's not without its dangers

The Hubble Telescope launched into low-Earth orbit on April 24, 1990

Amy Schumer, Olivia Munn and Emily Ratajkowski have also made jibes about the space trip

The Blue Origin founder face-planted with excitement in the Texas desert

NASA hired Lockheed Martin to construct the NOAA N-Prime weather satellite back in 2003

The special 'micromoon' is the first full moon of spring - here's everything you need to know

The Harvard scientist's claim has not been backed up by NASA

Cosmonaut Alexey Zubritsky has a bounty on his head in Ukraine after Russia seized Crimea two years ago

The 2024 YR4 asteroid has been on NASA's radar since last year

Suni and Butch were stranded in space for a total of a whopping 286 days

A study analyzing lab mice flown into space for 37 days may help determine what will have happened to Wilmore and Suni Williams' bones