Science I’ve heard that the Moon is moving away from Earth by about an inch (2.5 cm) each year. Why is this happening?
Science Have astronomers found the center of the universe where the Big Bang took place? Where is the edge of the universe?
Science How big are the meteors that we see as shooting stars? What factors affect their color, length, and intensity?
Science What evidence supports the collision theory for the formation of the Moon and what alternate theories exist?
