PH1600: Introductory Astronomy Lecture 16: Star Death Find the Supernova.
What is this? PH1600: Introductory Astronomy Lecture 21: Geometry of the Universe.
What is this?PH1600: Lecture 1 A Grand Tour of the Universe.
PH1600: Introductory Astronomy Lecture 6: Mercury, Venus, & Mars What is this?
Search for Life: SETI by Robert Nemiroff Michigan Technological University.
What is this? PH1600: Introductory Astronomy Lecture 15: Star Clusters.
What is this? PH1600: Introductory Astronomy Lecture 22: In the Beginning …
What is this? PH1600: Introductory Astronomy Lecture 25: UFOs and Pseudoscience.
