As 21
Star Formation Why is the sunset red? The stuff between the stars Nebulae Giant molecular clouds Gravitational collapse of molecular cloud Gravitational.
Life of stars
The Universe Motions of galaxies The expanding Universe.
Quiz #6 Most stars form in the spiral arms of galaxies Stars form in clusters, with all types of stars forming. O,B,A,F,G,K,M Spiral arms barely move,
- 1 Dr. Lynn Cominsky Director NASA Education and Public Outreach At Sonoma State University.
8 th Grade Science Final Review. When is a star born? When is a star born? a. When nuclear fusion begins b. When papastar is brightest c. When a meteor.
Extra-terrestrial Civilizations: Interstellar Radio Communications.
Our Sun and the Stars
The Sun and The Stars
Galaxy
Astronomy Review #1 List the name the planets shown above in order?