While space harbors plenty of mysteries, it turns out that Uranus' smell isn't one of them. Here's the explanation for why it's so uniquely stinky.

"They found hydrogen sulfide, the odiferous gas that most people avoid, in Uranus's cloud tops," according to a press release from Gemini Observatory, a high-power telescope atop a Hawaiian volcano.

Earth's oceans are mysterious, largely unexplored places, but the enormous oceans of Neptune and Uranus have them beat.

The planet Uranus has clouds made up of hydrogen sulphide, the gas that gives rotten eggs their unpleasant smell. The possibility of this gas being present in the atmosphere of the seventh planet ...

Carbon dioxide ice is thought to be unlikely at Uranus because at that distance from the sun—20 times farther than Earth—it should turn to gas. However, Ariel’s surface—which has canyons ...

The researchers involved in the study say that a satellite migrating away from Uranus could have caused it to fall on its side, causing the tilt we know today. A comparison between the Gas Planets ...

Uranus and Neptune come next. Whilst unmanned spacecraft have approached the gas planets, actual landings are not possible because of the lack of solid surfaces. The gas planets are Jupiter ...