Over the last two decades, astronomers have cataloged around 850 planets outside our Solar System. And the search for worlds orbiting other stars is turning up some weird and wonderful characters. From a scorched gas giant that's darker than coal, to a planet packed with diamond, here are some of the oddballs-in-chief.
The Strange Worlds Beyond Our Solar System
Over the last two decades, astronomers have cataloged around 850 planets outside our Solar System. And the search for worlds orbiting other stars is turning up some weird and wonderful characters. From a scorched gas giant that's darker than coal, to a planet packed with diamond, here are some of the oddballs-in-chief.