ASTR209 - Final Review
In this, the final lecture of the semester, I attempt to review the main, salient points of the course. Whew! Quite a whirlwind!
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ASTRONOMY 209 PODCAST
This page contains live, video podcasts of Astronomy 209 (Introduction to Astronomy II - The Cosmos) lectures taught at the University of Calgary. AST209 is a comprehensive, descriptive over...
Episodes
20 of 23 episodesASTR209 - Lecture 23
In this, the LAST lecture of the semester, we discuss General Relativity and Black Holes.
ASTR209 - Lecture 22
In this lecture we discuss the final stages of the evolution of low and high mass stars. We also learn about Nova and Supernovae. Finally we...
ASTR209 - Lecture 21
In this lecture we discuss how a low mass star evolves off the main sequence when it runs out of hydrogen to fuse in its core. We follow its...
ASTR209 - Lecture 20
In this lecture we discuss the formation of planets and the discoveries of exoplanets around other stars.
ASTR209 - Lecture 19
In this lecture we continue to discuss the process of star formation from the fragmentation of a giant molecular cloud, to the collapse of t...
ASTR209 - Lecture 18
In this lecture we discuss the hydrogen spin flip transition that produces radiation at 21cm. We also describe the rich and complex molecula...
ASTR209 - Lecture 17
In this class we discuss binary stars and how they are used to determine stellar mass. We then begin to discuss the Interstellar Medium.
ASTR209 - Lecture 16
No podcast today. Camera kept cutting out again.....
Audio unavailable
ASTR209 - Lecture 15
In this lecture we discuss the basic properties of stars and the stellar Classification system (OBAFGKM) as well as luminosity classes (I th...
ASTR209 - Lecture 14
The camera cut out again but we got 40 minutes of discussion on the properties of the Sun and the process of nuclear fusion.
ASTR209 - Lecture 12
In this lecture (back from illness, reading week, and the midterm exam!) we talk about "seeing", different telescopes, why we go to high alt...
ASTR209 - Lectures 10 & 11
No podcasts of these lectures due to illness
ASTR209 - Lecture 9
In this lectrure we discuss the varous "type" of light across the Electromagnetic spectrum (radio, IR, visible, etc.) and then also how soli...
ASTR209 - Lecture 8
In this lecture we explore the many uses of Newton's version of Kepler's law as a tool to determine the masses of objects in the Universe. W...
ASTR209 - Lecture 7
In this lecture we explore Newton's laws of motion and gravity and show how how he unifies terrestrial and celestial motion. We provide and...
ASTR209 - Lecture 6
In this lecture we finish our discussion of Galileo's contribution to the Heliocentric model and begin to discuss motion in the Universe via...
ASTR209 - Lecture 5
In this lecture we begin to discuss the rise of the heliocentric model of the Universe/Solar System in the rennaissance. We describe the Cop...
ASTR209 - Lecture 4
In this lecture we discuss the geocentric model of Ptolemy, the heliocentric model of Aristarchus and how Hipparchus tested it using the con...
ASTR209 - Lecture 3b
In this lecture we continue to examine some ancient (and still true) observations about the Universe such as dailly, direct, and retrograde...