Astronomy 465 Galactic Structure
Fall 2022

Lecture Date

Topic

Reading

Observational facts

Sept. 1 Astronomical observations: Fluxes & magnitudes, and spectroscopy Sec. 2.1.1-2.1.2
Sept. 6 Astronomical observations: Distance measurements Sec. 2.1.3
Sept. 8 Stars, Galaxy classification, and Elliptical and spiral galaxies Sec. 2.2-2.3.3
Sept. 13 Spiral galaxies, Statistical properties of the galaxy population, and Galaxy clusters Sec. 2.3.3-2.5.1
Sept. 15 Galaxy groups, high-redshift galaxies, and large-scale structure Sec. 2.5.2-2.7

Star formation and chemical evolution in galaxies

Sept. 20 Giant molecular clouds Sec. 9.1-9.2
Sept. 22 SFE and the formation of low-mass stars Sec. 9.3-9.4.1
Sept. 27 The formation of massive stars, empirical star formation laws, and the IMF Sec. 9.4.2-9.6
Sept. 29 Pop III stars and stellar evolution Sec. 9.7-10.2.1
Oct. 4 Post-MS evolution and stellar population synthesis Sec. 10.2.2-10.3.7
Oct. 6 Chemical evolution of galaxies and stellar feedback Sec. 10.3.8-10.5

Spiral galaxies

Oct. 11 No class!
Oct. 13 Stellar energy feedback & mass components of spiral galaxies Sec. 10.5-11.1.2
Oct. 18 Angular momentum, the formation of spiral galaxies, origin of disk scaling relations, and exponential disks Sec. 11.1.3-11.4.3
Oct. 20 Class canceled
Oct. 25 Thick disks & disk instabilities Sec. 11.4.3-11.5.1
Oct. 27 Disk instabilities Sec. 11.5.2-11.5.4
Nov. 1 The formation of spiral arms and stellar population properties Sec. 11.5.4-11.7.1

Galaxy interactions and transformations

Nov. 3 Chemical evolution, High speed encounters, and tidal stripping Sec. 11.7.2-12.2.2
Nov. 4 Dynamical friction and Galaxy merging Sec. 12.2.2-12.4.3

Elliptical galaxies

Nov. 8 No class!
Nov. 10 Transformations of cluster galaxies and the structure of elliptical galaxies Sec. 12.4.4-13.1.5
Nov. 15 Elliptical galaxy dynamics & formation, the Fundamental Plane, & Stellar population properties Sec. 13.1.6-13.5.2

AGN

Nov. 17 Bulges, dwarf ellipticals, dwarf spheroidals, and the AGN population Sec. 13.5.3-14.1
Nov. 18 The SMBH paradigm Sec. 14.2-14.2.3, 14.2.7
Nov. 22 No class!
Nov. 29 The SMBH paradigm, formation, evolution, and connection to galaxy formation Sec. 14.2.4-14.2.6, 14.3-14.4

Statistical properties of the galaxy population

Dec. 1 Galaxy luminosities Sec. 15.1-15.2.2
Dec. 6 Linking halo mass to luminosity and Environmental dependence Sec. 15.3-15.5
Dec. 8 In-class presentations
Dec. 13 In-class presentations