Space science
Another planet hidden inside the Earth, causing the continents to shift
American scientists have found evidence that the remains of another planet inside the Earth drove plate tectonics.
Planet Theia
Browse ScienceInfo articles and explainers related to Planet Theia.
Topic archive
Articles about Planet Theia
3 published items.
Space science
'9th Planet' Theia revealed just inside Earth
Scientists say the mysterious mass of material found deep in the Earth's core is the remains of an ancient planet that collided with Earth billions of years ago.
Space science
Earth has life thanks to the planet Theia rushed in
Scientists have found evidence that the big Theia planet event with Mars plunges into the earth, begins life and creates the Moon is real.