WASHINGTON (Reuters) - Frigid and far-flung Neptune, our solar system's outermost planet, is adding to its reputation as an enigmatic world, with astronomers puzzled by a surprising drop in its ...

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 ...

Neptune is one of two "ice giants" in the solar system. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Neptune is the farthest planet from the ...

A recent study suggests a relationship between solar cycles and the atmosphere of the solar system’s eighth planet. By Robin George Andrews Each planet of the solar system has its own look. Earth has ...

Neptune, the eighth and farthest planet from the Sun, is set to be prominently visible from Earth as it reaches opposition. The planet with a greenish blue tinge is reaching opposition on September 21 ...

An artist’s impression of a hot gas giant and its host star. Sci-News.com Astronomers have used data from NASA’s planet-hunting satellite, TESS, to make an unusual discovery: A planet around the size ...

Frigid and far-flung Neptune, our solar system's outermost planet, is adding to its reputation as an enigmatic world, with astronomers puzzled by a surprising drop in its atmospheric temperatures ...

Researchers observed exoplanet GJ 1214b's atmosphere by measuring the heat it emits while orbiting its host star. Astronomers directly detected the light emitted by a sub-Neptune exoplanet -- a ...

You don’t really hear about Neptune, do you? Not as often as the other planets, certainly. Space robots regularly provide snapshots of the surface of Mars and the clouds of Jupiter. Mercury is a ...

Artist’s rendering of TOI-1231 b, a Neptune-like planet about 90 light years away from Earth. NASA/JPL-Caltech Discovering planets beyond our solar system is one thing — we’ve discovered over 4,000 ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. Ever since enthusiasm started growing over the ...