Stars, Galaxies, and the Universe
SciLinks- NSTA links to Telescopes
Videos, simulations, and interactives help you learn more about telescopes and exploring the universe.
Telescope- NG Video
This episode of National Geographic's "Worlds Toughest Fixes" explores cleaning the mirror on one of our largest Earth based telescopes.
Internet Activity- Types of Stars
Stellar Evolution Activity  
Stellar Evolution Activity
This interactive activity takes you through the life cycle of a star.
SciLinks- NSTA links to Galaxies  
SciLinks- NSTA links to Galaxies
Links to interactives and graphics to learn more about galaxies!
SciLinks- Expanding Universe
Explore the universe on these links using interactive simulations and high quality graphics!
Stars, Galaxies, and the Universe-Self Assessment