The potential discovery of a large planet beyond Neptune’s orbit could change everything we know about the Solar System.

Pluto likely acquired large moon Charon in a “kiss and capture” collision billions of years ago. It may have created a ...

Researchers utilized a range of telescopes, including NASA’s James Webb Space Telescope, to detect unexpected transit timing variations that suggested the presence of an additional planet. This ...

J anuary 5, 2005, is an astronomical anniversary that is not really marked but should be. It saw the discovery of dwarf ...

If you buy through a BGR link, we may earn an affiliate commission, helping support our expert product labs. The European Southern Observatory’s Very Large Telescope—yes, that’s actually the ...

New data confirms Hubble's finding and refutes current theories of planet formation in the universe’s early days. Thanks to ...

A new study has revealed that some of the ocean's tiniest fish are having an outsized impact when it comes to helping the ...

But what if there’s more to uncover? What if a new planet is lurking in the far reaches of our cosmic backyard? For many astronomers, the discovery of such a planet would be a dream come true, a ...

The newcomer replacing Pluto presently goes by “Planet Nine.” If and when it finally shows up, it will get the honor of a ...

Researchers studied cloud formations near 67 major industrial sites around the world. They discovered that pollution ...

If Brown’s hidden world is real, Rubin will almost certainly find it or strong indirect evidence that it exists. “In the ...

Planet X, also called Planet Nine, is a hypothetical planetary body seven times the mass of Earth lurking behind Pluto. If ...