PS 222 course web page (Fall 2018; Prof. Rachford)
Main information
Syllabus - see Canvas
Exam review topics
Exam 1
Exam 2
Final exam
Topic notes
Topic 1
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Topic 1 supplemental notes
Topic 2
Topic 3
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Topic 3 supplemental notes
Topic 4
Topic 5
Topic 6
Topic 7
Topic 8
Topic 9
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Topic 9 supplemental notes
Topic 10
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Topic 10 supplemental notes
Topic 11
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Topic 11 supplemental notes
Topic 12
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Topic 12 supplemental notes
Topic 13
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Topic 13 supplemental notes
Topic 14
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Topic 14 supplemental notes
Topic 15
Topic 16
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Topic 16 supplemental notes
Topic 17
Topic 18
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Topic 18 supplemental notes
Topic 19
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Topic 19 supplemental notes
Topic 20
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Topic 20 supplemental notes
Topic 21
Topic 22
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Topic 22 supplemental notes
Topic 23
Topic 24
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Topic 24 supplemental notes
Topic 25
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Topic 25 supplemental notes
Topic 26
Topic 27
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Topic 27 supplemental notes
Topic 28
Class links
Astronomy Picture of the Day
Spaceweather.com
Astrophysics Data System
Chapter 8
Digital spectral atlas
Solar spectrum
Example of a spectrum of a star with a chromosphere
Example of a planetary nebula spectrum
Example of an interstellar absorption spectrum
Stellar parameters for various spectral types
Chapter 9
A bunch of eclipsing binary light curves
Some other eclipsing binary light curves
The interesting case of VW Cephei
Eclipsing binary simulator
One example of binary star evolution
Sample binary star radial velocity curves
Visual binary orbit
Chapter 10
Solar interior model
Nuclear binding energy
Solar neutrino Nobel Prize
Neutrino detectors
Quantum tunneling animation
Proton-proton chain
Proton-proton chain animation
CNO cycle
Chapter 11
Schaller et al. stellar evolution paper
Jeans instability
Herbig-Haro objects
T Tauri stars
Planetary nebula page
More planetary nebulae
Supernova Cosmology Project
Supernova light curves
Core collapse supernova simulation
Chapter 12
Convection criterion for thunderstorms
Convection in the Sun
Solar granulation movie
Coronal spectra
Space Weather Prediction Center
Ionosphere (Stanford)
Ionosphere (Wikipedia
Current solar activity from a radio communications perspective
My aurora page
Aurora movie from Scotland
Aurora movie from Iceland
Aurora from a plane
SOHO CME movies
Baliunus et al. paper on stellar activity
Fast CME speeds in 2003
Chapter 13
Variable stars
Stellar pulsation animations
Multi-period Delta Scuti variable
Cepheid period-luminosity relation for the Milky Way
Cepheid period-luminosity relation for LMC
Cepheid period-luminosity relation for another galaxy
Variable stars discovered while looking for exoplanets
Superflares on solar-type stars
Superflares observed with Kepler
Recent superflare observations
Nova
Chapter 14
Pauli exclusion principle
Bosons vs. Fermions
Iron peak
Crab Nebula
Core of Crab Nebula
Expanding Crab Nebula
Expanding Crab Nebula
Lucky imaging
The physics of neutron stars
Neutron star merger
Black hole FAQs
Black hole movie
Hawking radiation
Gamma-ray burst "discovery" paper
Gamma Ray burst distribution
Bright gamma ray burst paper
Ruh-ro
3D galaxy map
Chapter 15
Extinction map of the sky
The Coalsack
Bok Globules
Cosmic nucleosynthesis
Chapter 16
Life of a star
Scorpius-Centarus Association
Evolution of the Big Dipper
Schaller et al. stellar evolution paper
WEBDA open cluster database
The Sun's big brother
M55 color-magnitude diagram
NGC 5986 color-magnitude diagram
Leo IV dwarf spheroidal galaxy color-magnitude diagram
Milky Way globular cluster ages
Chapter 17
Milky Way (visible light)
Milky Way (visible light)
Milky Way (infrared light)
Milky Way (X-rays)
Milky Way (gamma rays)
Artist's conception of Milky Way from outside
The local universe
Galaxy images
21 cm line example
One of Shapley's papers on the distribution of Milky Way globular clusters
Milky Way rotation curve
360-degree view of Milky Way
Galactic center (visible)
Galactic center (radio waves)
Arches cluster near Galactic center
Galactic center close-up (infrared)
Galactic center close-up (radio and far-infrared)
"The Swarm"
Galactic center close-up (X-rays)
Evidence for Milky Way black hole
Same evidence for Milky Way black hole
Flares from central black hole
Chapter 18
Galaxy images
Cartwheel Galaxy
One new M31 satellite
Another new M31 satellite
Rotation curves of other galaxies
Compact galaxy groups
A starburst galaxy
Galactic cannibalism
New information on Sagittarius dwarf
We're next?
Star formation histories
Globular clusters in M31
Star formation in M32 (Andromeda satellite galaxy)
Central black hole in M81
Seyfert galaxy NGC 5985
Seyfert galaxy NGC 7742
Seyfert galaxy NGC 4945
Seyfert galaxy M106
Science page on AGNs, including Seyfert galaxies
Synchrotron radiation
M87 jet
Multi-wavelength observations of M87 jet
Superluminal motion graph
Superluminal motion in M87 jet
NGC 1097 jet
Schematic diagram of an AGN
Quasar 3C 273
Binary AGNs
Neighbors of AGNs
Paper on brightness changes due to relativistic beaming
Chapter 19
History of the Universe graphic
Big Bang Nucleosynthesis
Wikipedia: Cosmic Background Radiation
CMB paper 1
CMB paper 2
Picture of Penzias and Wilson
NPR story on Penzias and Wilson
Cosmic Background Explorer
Some COBE results
More COBE results
Wilkerson Microwave Anisotropy Probe
Planck mission
Stress-energy tensor
Einstein field equations
Seven-year WMAP results
Supernova Cosmology Project
The High-Z Supernova Search
Supernova/Acceleration Probe
False vacuum paper
Big bang
Timeline of the far future