named Theia, smashed into our planet and created the moon. This is why we have different seasons throughout the year. Interestingly, the simulations showed that regardless of where the asteroid ...

It was thought that a direct collision would have been too much, breaking the Earth and Theia apart, creating an asteroid belt between Venus and Mars. It was less than a decade ago that ...

The moon is thought to have formed about 4.5 billion years ago, likely resulting from a massive collision between Earth and a Mars-sized object called Theia. Although Earth only has one true ...