earth-will-be-hit-by-devastating-asteroid-in-september---apocalyptic-theories-struck-down

Comets, Asteroids and Meteors

Comets, asteroids and meteors have the same common denominator. They are fragments of the materials that created the Sun and the planets during the fusion about 5 billion years ago. They cannot be considered as planets because they are relatively small. Comets are very old in age. They are mostly made of ice and dust […]