Hydrogen sulfide, the gas that gives rotten eggs their distinctive odor, permeates the upper atmosphere of the planet Uranus - as has ... in the giant planet's cloud tops. This result resolves ...

"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.

On March 13, 1781, the seventh planet in our solar system, Uranus, was discovered completely by accident. An amateur ...

Let’s get this out of the way—any scientist studying Uranus will tell you that they’re tired of the planet being the butt of ...

The newly enhanced image shows details of the planet's seasonal "cloud cap" that swirls over its north pole. Scientists said the polar cap becomes "more prominent" when Uranus tilts toward the sun ...

That glancing blow was enough to cause the then-young planet to begin rotating on its side rather than spinning like a top ... cloud of methane-ice. Because of the distance at which Uranus ...

Its atmosphere is the coldest of any planet in our solar system, and contains clouds of methane ... However, unlike Saturn, Uranus and its rings are 'tilted' almost completely sideways, like a ...