What is the closest star to Earth? A) Proxima Centauri B) Alpha Centauri A C) Betelgeuse D) Sirius Correct Answer: A) Proxima Centauri Which planet is known as the “Red Planet”? A) Venus B) Mars C) Jupiter D) Saturn Correct Answer: B) Mars What causes the phenomenon known as the Northern Lights (Aurora Borealis)? A)