An interstellar trespasser known as 3I/ATLAS is almost certainly a comet. So, why do so many people think it's ...

Jupiter’s early growth carved rings in the solar system, delayed meteorite formation, and kept planets like Earth in stable ...

Astronomers say they spotted signs of a giant explosion releasing from a star beyond our solar system, one powerful enough to destroy a planet’s atmosphere.

For the first time, astronomers have spotted a coronal mass ejection exploding from a star other than our Sun.

You’ve got a great chance to see the planet George this week in our skies, as it has a very close celestial hug with the best ...

It's been one Neptunian year—or about 165 Earth years—since astronomers first observed the most distant planet from the sun.

Bundle up and blast off to the far reaches of our Solar System for Ice Giant Night at the historic Cincinnati Observatory.

The Webb Telescope has issued a weather for a rogue planet named SIMP 0136. The forecast is auroras, sand clouds, and ...

Scientists say 3I/Atlas came closest to Mars in October. Its path this month put it in the path of the warm rays of our sun, where a tail became more visible. The 3.5-mile solar object is traveling at ...

“Our analysis shows that the solar system is moving more than three times faster than current models predict,” Böhme ...

The ESCAPADE mission, which launched to space on a Blue Origin rocket on Thursday, breaks the mold of how planetary science ...