Even more interesting, though, is that the planet appears to have floating metal clouds. Part of what makes WASP-121b so intriguing is its oblong shape. Beyond that, though, the planet is also ...

Clouds are reflecting less sunlight, trapping heat, and rapidly accelerating global warming beyond predictions.

Astronomers have spotted the shiniest known planet in the Milky Way, and it has metal clouds that appear to be raining down titanium droplets. Exoplanet LTT9779 b, which orbits a star about 262 ...