With a volume more than seven times that of Jupiter ... likely fueling a constant stream of quartz clouds around the planet. On the planet's night side, with temperatures falling beneath the ...

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 ...

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 ...

At first glance, according to NASA, these clouds could easily be confused with those we see every day on Earth, although those on the Red Planet contain frozen carbon dioxide or dry ice.