"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.

The closest that humans have come to Uranus was in 1986. The Voyager 2 spacecraft made it within 50,600 miles of the planet's ...

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 ...

Here are the top discoveries that scientists have ... For one, scientists have confirmed dozens of clouds coming and going on Uranus’ ever-changing face. For a time, a dark spot similar to ...

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 ...