A tiny, dense stellar corpse in a nearby galaxy is pumping out so much energy that, on paper, it should have blown itself ...

The handheld particle detector CosmicWatch is roughly the size of a box of animal crackers. Every time a muon passes through ...

The James Webb Space Telescope has picked up the light from a massive star that exploded about a billion years after the ...

NASA’s SPHEREx space telescope has completed its first infrared map of the entire sky in 102 colors using observations made between May and December 2025. NASA’s SPHEREx space telescope — launched in ...

Long before humans walked the Earth, your solar system had a brush with two blazing blue stars that passed surprisingly close ...

CC0 Usage Conditions ApplyClick for more information. NASA’s Chandra X-ray Observatory is sending out a holiday card with four new images of cosmic wonders. Each of the quartet of objects evokes the ...

Ever since the James Webb Space Telescope was launched almost four years ago to the day, the star of space exploration until that time, the Hubble telescope, kind of took a back seat. From time to ...

A violent stellar disruption recorded in 2024 has given astronomers their most comprehensive evidence yet of a black hole twisting the very fabric of spacetime around itself. This effect is known as ...

Every week, Space.com delivers the latest discoveries, launches, and cosmic curiosities from across the universe. From groundbreaking research aboard the International Space Station to dazzling new ...

The "morning star" is bright because of several factors, including having an atmosphere filled with sulfuric acid. When you purchase through links on our site, we may earn an affiliate commission.

NASA plans to send four astronauts on a mission to circumnavigate the moon, the first human lunar mission in over 50 years. SpaceX is expected to debut a new version of its Starship megarocket and ...

Unlike most meteor showers, the Quadrantids originate from an asteroid rather than a comet. The shower's peak activity only lasts a few hours, making it more difficult to spot than other showers. In ...