On Earth, plate tectonics build up mountains, set off tsunamis and form volcanoes. To paraphrase the late evolutionary biologist Theodosius …
The Goblin' May Reveal the Phantom of Planet X Lurking in Deep Space
Plus, is planet nine actually a primordial black hole? Is Earth the only planet with tectonic plates? And more stories about what's going on in the solar system.
Doomsday prophecies often can find receptive ears. Sure they're grim, but for various reasons, some people actually take comfort in apocalyptic …
Deep in the most distant reaches of the solar system, astronomers have discovered a small world with an astonishingly long orbit around our sun. The …
What do you call a planet's moon that's gone rogue, slipped its usual orbit and stopped circling that planet, taking up a new solitary orbit around …
There's something big lurking in the frozen hinterlands of our solar system that appears to be tugging at the tiny worlds beyond the orbit of …
Earth only has one moon, but dozens of natural satellites revolve around Jupiter, the biggest planet in our solar system. And new members in the …
It's something we kind of take for granted. Roses are red, and planets are spherical. That's just the way things are, right? After all, building …