Gaia - Theia

Few people realize this, but our world is, in fact, two. Four and a half billion years ago, when the solar system was taking shape, many of the planets were out of alignment. Some were born sharing the same orbit around our young star.That was the start of Earth's true twin, Theia. Roughly the size of mars, it straddled about sixty degrees from Earth and shared many of the same traits. This