The James Webb Telescope captures the beginning of planetary formation around the young star HOPS-315 for the first time.

When you see art of our solar system as the planet orbit the sun, you may notice that Earth's orbit has a tilt. It is not a perfect circle. What's more, Earth is not the only planet that displays such ...

Interstellar visitor 3I/ATLAS has been constantly changing as it makes its way through our solar system. That's to be expected, as, for the first time in potentially billions of years, it's getting ...

Rare interstellar visitor the size of Manhattan carries secrets from distant star system Controversial 'comet': An artist's rendition of Comet 3I/ATLAS as it rockets through our Solar System at 58 km ...

As best the origins of Earth are understood, we're all just a bunch of stardust, and new observations from the JWST lend credence to that theory.

Our initial name ‘dark star’ is a misnomer,” Katherine Freese explained, highlighting the contradiction at the core of one of ...

New research from Rice University suggests that the giant planet Jupiter reshaped the early solar system in dramatic ways, ...

Voyager 1, launched in 1977, has traveled farther than any spacecraft in human history. After more than four decades of silent endurance through space, it now sails beyond the orbit of the outer ...

Researchers rarely get a glimpse of an interstellar object up close like 3I-ATLAS, so they have jumped on the opportunity to learn about its composition, which can reveal how planet systems are made.

A new study has proposed the existence of Planet Y, an alternative Planet Nine candidate that is smaller and closer to Earth than the hypothetical Planet X, which astronomers have been hunting for ...