Welcome to the Astronomy 161 Lecture Podcasts. This is a brief message
from me explaining the podcasts, and welcoming new and old listeners.
University. Lectures will begin on Wednesday, 2006 Sept 20, and run
through Friday, 2006 December 1. New lectures will appear shortly
before noon US Eastern time each day there is a regular class. Recorded
2006 Sep ... Show More
Sep 2006
Lecture 2: Astronomical Numbers
Before we can begin our exploration of astronomy, we need to develop a
common language for notating large numbers, and introduce the basic
units of length, mass, and time that we will use throughout the quarter.
We will first re-introduce the basic metric system, explaining how t ... Show More
43m 29s
Sep 2006
Lecture 3: The Starry Night
What are the constellations, and how have they be named and used by many
different cultures throughout human history? We will review the most
basic feature of the night sky, the 6000 visible stars sprinkled about
the sky, and introduce the idea of constellations, reviewing their
... Show More
35m 7s
Sep 2007
Welcome to Astronomy 161 for Autumn Quarter 2007
Welcome to the Astronomy 161 Lecture Podcasts. This is a brief message
from me explaining the podcasts, and welcoming new and old listeners.
University. Lectures will begin on Wednesday, 2007 Sept 19, and run
through Friday, 2007 Nov 30. New lectures will appear shortly before
6p ... Show More
7m 35s