Astro 1: Class Notes

  • Class 01 - Introduction and tour of the cosmos
  • Class 02 - How big is the Universe? How small are we?
  • Class 03 - Darkness and light, Winter and Summer
  • Class 04 - Look up at night, what do you see?
  • Class 05 - Why does the Earth orbit the Sun?
  • Class 06 - Explaining the rainbow and what lies beyond
  • Class 07 - Chemistry from afar
  • Class 08 - Review for quiz 1
  • Class 10 - How do the Sun and stars shine?
  • Class 11 - The Sun - our star
  • Class 12 - Red stars and blue stars
  • Class 13 - Red and blue, old and new
  • Class 14 - The death of a star
  • Class 15 - Supernovae - the deaths of massive stars
  • Class 16 - Neutron stars and black holes
  • Class 17 - Review for quiz 2
  • Class 19 - People discover the Galaxy
  • Class 20 - The Milky Way Galaxy
  • Class 21 - Galaxies of different sizes and shapes
  • Class 22 - Galaxies come in groups and clusters
  • Class 23 - The mysterious dark matter
  • Class 24 - The expanding Universe and the Great Wall
  • Class 25 - Active galaxies and quasars
  • Class 26 - Review for quiz 3
  • Class 28 - Penn State is building a giant optical telescope!
  • Class 29 - More than meets the eye
  • Class 30 - The Big Bang I
  • Class 31 - The Big Bang II
  • Class 32 - A remnant from the past
  • Class 33 - Cooking the light elements
  • Class 34 - Will the Universe end with ice or fire?
  • Class 35 - Review for quiz 4
  • Class 37 - A tour of the Solar System
  • Class 38 - The terrestrial planets
  • Class 39 - The Jovian planets and Pluto
  • Class 40 - The Jovian planets and Pluto (continued)
  • Class 41 - Moons of the Solar System
  • Class 42 - Moons of the Solar System (continued)
  • Class 43 - The formation of the Sun and planets
  • Class 44 - Other stars, other planets, and ET
  • Astro 1 home page

    Niel's home page