Could a lonely planet wander aimlessly through the restless galaxy change the subtle dance of gravity within our solar system ...

In a groundbreaking discovery, astronomers have confirmed the approach of a “wandering planet” into our solar system. This ...

Dwarf planet 2023 KQ14, Ammonite, has a stable orbit that challenges the hypothesis of the mysterious Planet Nine.

There have been questions about a mysterious ninth planet in our solar system for nearly a decade. Pluto was unseated as number nine in 2006. Now, a group of international researchers say they may ...

The methane gas may constitute a rarefied atmosphere, or it may come from erupting plumes on Makemake’s surface.

The anomalous nature of the object led astrophysicist Avi Loeb to apply a thought experiment to it, highlighting everything about it that might align with a hypothetical alien spacecraft.

NASA spotted a new moon almost at the border of our solar system. Back in 1986, a theory came up that this cosmic body could ...

The NASA/ESA/CSA James Webb Space Telescope has provided the first direct measurements of the chemical and physical ...

Using JWST, astronomers uncovered auroras, exotic clouds, and storms on a blazing rogue planet. Brilliant aurora-like ...

This artist’s concept depicts one of the solar system’s inner planets slamming into Earth after being nudged on a collision course by a passing star. Such a world-shattering cataclysm is extremely ...

WISPIT 2b was detected as part of a five-year observational research project during which the international team sought to establish whether wide orbit gas giant planets were more common around ...