The solar system's most distant planet, Neptune, is at opposition this morning at 9 A.M. EDT. Like Saturn, it is visible all ...

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

A new program has discovered chaos in a nearby planetary system, which could explain the existence of a phenomenon ...

Mathematicians calculated where the planet might be based on its effects on Uranus, and astronomers searched for less than an ...

On this much-anticipated astronomical moment, on September 23, 2025, Neptune will reach its opposition. This day coincides with the autumn equinox, meaning that the duration of daylight and nighttime ...

In the vast and boundless universe, countless astonishing mysteries are hidden. Today, let us turn our gaze to the mysterious ...

An exoplanet orbiting a dwarf star 124 light-years from Earth made headlines around the world in April 2025. Researchers at ...

Neptune, long believed to be dark blue, is actually very pale like Uranus, scientists say. They used modern telescopes to re-assess artificially enhanced images taken by NASA's Voyager 2 probe. We can ...

Webb uncovers methane on Makemake, showing the icy dwarf planet is more active than once thought - just like Pluto.

September 10 has long been a date marked by significant moments that have shaped history across the world.

In this quiz, you'll test your knowledge of Neptune's features, moons, and the science that keeps astronomers fascinated.