AST201H1 Lecture Notes - Redshift Survey, Spiral Galaxy, Local Group
3 Jul 2013
School
Department
Course
Professor
24
AST201H1 Full Course Notes
Verified Note
24 documents
Document Summary
The cosmic perspective by bennett, donahue, schneider, voit. Clicker (bring your clicker to every class, starting next class) register on portal. Weekly assignments on portal and posted at the end of each week, week after week. Goal: how to think about science by increasing your sense of inquisitiveness, curiosity, and creativity. Properties of light and how we can extract what we know by knowing light. Milky way- our galaxy (darkness is dust and gas trapped by the stars) Somewhere in all that empty space, there has to be something. Empty space, not really empty, is planet earth. Implement that when we look for lives in other planets. Only planet that we know of that harvest any kind of life. Pale blue dot, voyager 1 (mid 70s to take our solar system). Pale blue dot is where we are, seen by voyager through the saturn rings. A star and all the material that orbits it, including its planets and moons.
