Small icy moons in the outer reaches of our solar system may hide boiling oceans underneath their surfaces, a new study finds ...

Parker Solar Probe Makes History by Touching the Sun 8 million miles above the Sun's surface on December 24, 2024, traveling ...

It's possibly as big as Manhattan, likely older than our own solar system, and it's traveling through space at speeds of up ...

New measurements of radio galaxies reveal that the solar system is racing through the universe at over three times the speed ...

Astronomers measure the speed at which the solar system is hurtling through space by mapping surrounding galaxies and ...

"If our solar system is indeed moving this fast, we need to question fundamental assumptions about the large-scale structure ...

At the farthest reach of the Sun’s influence, NASA’s Voyager 1 spacecraft has stumbled into a region that behaves less like ...

Astronomers have spotted an intriguing cluster of objects in the Kuiper belt, an enormous, donut-shaped region of icy objects ...

While the feds idled, an interstellar object known as 3I/ATLAS was barnstorming the solar system, at a speed that reached 153 ...

The outer planets of the solar system are swarmed by ice-wrapped moons. Some of these, such as Saturn's moon Enceladus, are ...

NASA is providing more images and information about the interstellar object that's passing through our solar system right now ...