Documents Betelgeuse Rigel Hydrogen Helium Neon Sodium Mercury.

Slide 1 GALACTIC UNIVERSE 1 Twinkle, twinkle, little star, how I wonder what you are? What are stars? And what are they made of? 2 Stars are huge, hot, bright balls of gas.…

Documents GALACTIC UNIVERSE

Slide 1 GALACTIC UNIVERSE 1 Twinkle, twinkle, little star, how I wonder what you are? What are stars? And what are they made of? 2 Stars are huge, hot, bright balls of gas.…