This quiz will test your grasp of everything from orbital mechanics and international partnerships to basic facts about the ...

On the night of Oct. 5, 1923, Edwin Hubble observed a strange star that flickered in intensity at regular intervals. The star ...

For a quarter of a century, humans have continuously occupied the International Space Station. Here's a look at how far we've ...

Whether they're NASA employees or international astronauts, the Expedition 73 crew members are exempt from the U.S.

Ever seen a sunrise from the moon? These space images will leave you marveling at our planet and our universe.

SpaceX, Blue Origin, JAXA, Amazon and China all plan major October launches, including ISS cargo, Tiangong missions, and ...

Discovery has been on display at the Smithsonian’s National Air and Space Museum for more than a decade. Now, Senators Ted ...

From the huge smoke plume seen from the LA wildfires to a new sweeping view of Earth, these space images will give you a new ...

Astronomers using the James Webb Space Telescope are unraveling the mysteries of TRAPPIST-1e, an Earth-sized exoplanet 40 ...

When you think of telescopes in space, you probably think of the Hubble Space Telescope and its younger, larger sibling, the ...

The comet, named 3I/ATLAS, is only the third confirmed interstellar object ever seen in our solar system. That means it came ...

Hubble observations show a white dwarf star shredding and accreting a volatile-rich, Pluto-like body 260 light-years away. The discovery suggests icy worlds can survive stellar death and hints at our ...