The most elusive planetary aurora in the Solar System has finally been revealed in all its gently glowing glory. Far from the Sun, and Earth, the sky-blue planet Neptune has been captured shimmering ...

Neptune’s supersonic winds and icy storms revealed a planet so extreme that it forever changed our picture of the solar system. The discovery of Neptune in 1846 was not just the triumph of mathematics ...

The eighth and most distant planet from the sun, Neptune, reaches opposition with the sun on Sept.23, when it will be in its best position for viewing for the year. Neptune is too faint to see with ...

Thanks to the discovery of thousands of exoplanets to date, we know that planets bigger than Earth but smaller than Neptune ...

A new computational model suggests that Uranus' and Neptune's cores may be less icy than their "ice giant" nickname suggests.

The Hubble Space Telescope has peered at Uranus, left, and Neptune to study the so-called "ice giant" planets, but little is known about their interior composition. Credit: NASA / ESA / M. Showalter / ...

Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers have detected a new sub-Neptune exoplanet orbiting a bright G-type star. The newfound alien world, ...

A team of astronomers has announced the discovery of some of the smallest planets yet detected beyond our solar system. The two newly discovered planets represent a new class of extrasolar planets, ...

Scientists may have missed the mark when they started referring to Uranus and Neptune as the "ice giant" planets of the solar system decades ago. Like giving a certain short-armed dinosaur a name that ...