Astronomers have recently detected a rogue planet entering our solar system, marking a rare event that has sparked ...

The solar system has many more moons than the one we can see in the sky. But how many do we actually know about? And how many ...

A team led by University of Arizona astronomer Laird Close has discovered a growing planet outside our solar system, marking ...

Dwarf planet Ceres now appears less like a dead rock and more like a world that may have briefly brimmed with potential for ...

Astronomers propose a new hypothetical planet, Planet Y, beyond Neptune, based on observed orbital anomalies in the Kuiper ...

The immensity of space makes it impossible for humans to discover every hiding place the universe holds. Its infinitude makes ...

Jupiter and Venus, the two brightest planets in our solar system, should be widely visible for much of August in the northern hemisphere.

Aliens may have been closer to Earth than first thought. New research from NASA reveals that Ceres, the dwarf planet in the ...

Astronomers have picked up evidence of an Earth-sized world, distinct from the previously hypothesised Planet Nine and Planet ...

Beyond the familiar planets lies a fascinating frontier filled with icy worlds, mysterious orbits, and cosmic curiosities.

Scientists’ model indicates that dark matter inside gas giants could collapse into black holes detectable by observation.

From the scorching surface of Mercury to the icy edges of Neptune, our planetary neighborhood is full of wonders. The order ...