1. Introduction
a. What is Astronomy?
b. Physical Scales of the Universe
c. Time Scales of the Universe
d. Tools of Modern Astronomy
e. Scientific Method and Scientific Theory
2. Motions of the Earth and Moon
a. Earth's Orbital Motion
b. Earth's Diurnal Motion
c. Astronomical Timekeeping
d. Seasons
e. The Motion of the Moon
f. Lunar Phases
g. Lunar Eclipses
h. Solar Eclipses
i. The Measurement of Distance
3. Scientific Method and the History of Astronomy
a. Ancient Astronomy
b. Geocentric Universe
c. Heliocentric Model of the Solar System
d. The Birth of Modern Astronomy
e. Kepler's Laws of Planetary Motion
f. The Dimensions of the Solar System
g. Newton's Laws of Universal Motion
h. Newton's Law of Gravity
i. Escape Speed
4. Radiation
a. Waves in General
b. Velocity, Wavelength, and Frequency Relationship
c. Electromagnetism
d. Electromagnetic Waves
e. Electromagnetic Spectrum
f. Temperature and Thermal Radiation
g. Color and Wien's Law
h. Brightness and Stefan's Law
i. Radial Velocity and the Doppler Effect
5. Spectroscopy
a. Atoms
b. Photon Energy
c. The Bohr Model of the Atom
d. Continuous Spectra
e. Emission Line Spectra
f. Absorption Line Spectra
g. Kirchhoff's Laws
h. Analyzing Spectra
6. Telescopes
a. Light Refraction
b. Refracting Telescopes
c. Light Reflection
d. Reflecting Telescopes
e. Telescope Design
f. Telescope Light Gathering Power
g. Telescope Angular Resolution
h. Telescope Magnification
i. Telescope Image Detectors
7. Effects of Earth's Atmosphere on Telescope Images
a. Atmospheric Turbulence
b. Atmospheric Opacity
c. Atmospheric Light Pollution
d. Space-Based Astronomy
e. Full Electromagnetic Spectrum Coverage
8. Introduction to the Solar System
a. Inventory of the Solar System
b. Structure of the Solar System
c. Terrestrial Planet Properties
d. Jovian Planet Properties
e. Interplanetary Debris Properties
f. Comparative Planetology
g. Space Exploration Missions
h. Formation of the Solar System
9. Earth
a. Interior of Earth
b. Internal Heat Sources
c. Cooling Processes
d. Seismology
e. Plate Tectonics
f. Surface Features of Earth
g. Atmosphere of Earth
h. Blue Skies and Red Sunsets
i. Greenhouse Effect
j. Magnetosphere of Earth
k. Auroras
l. The Tides
10. The Moon and Mercury
a. Physical Properties of the Moon and Mercury
b. Interiors of the Moon and Mercury
c. Surface Features of the Moon and Mercury
d. Impact Cratering
e. Orbits and Rotation Rates of the Moon and Mercury
f. Synchronous Orbit
g. The Origin of the Moon
h. Evolutionary History of the Moon and Mercury
11. Venus
a. Physical Properties of Venus
b. Interior of Venus
c. Surface Features of Venus
d. Atmosphere of Venus
e. Orbit and Rotation Rate of Venus
f. Evolutionary History of Venus
g. Observing Venus from Earth
12. Mars
a. Physical Properties of Mars
b. Interior of Mars
c. Surface Features of Mars
d. Atmosphere of Mars
e. Evidence for Water on Mars
f. Orbit and Rotation Rate of Mars
g. The Moons of Mars
h. Evolutionary History of Mars
13. Jupiter
a. Physical Properties of Jupiter
b. Interior Atmosphere of Jupiter
c. Upper Atmospheric Features of Jupiter
d. Orbit and Rotation Rate of Jupiter
e. Magnetosphere of Jupiter
f. The Moon System of Jupiter
g. The Galilean Moons: Io, Europa, Ganymede, and Callisto
h. Tidal Heating
14. Saturn
a. Physical Properties of Saturn
b. Interior Atmosphere of Saturn
c. Upper Atmospheric Features of Saturn
d. Orbit and Rotation Rate of Saturn
e. Magnetosphere of Saturn
f. The Rings of Saturn
g. Roche Limit
h. The Moon System of Saturn
i. The Moon Titan
15. Uranus and Neptune
a. Discovery of Uranus and Neptune
b. Physical Properties of Uranus and Neptune
c. Interior Atmospheres of Uranus and Neptune
d. Upper Atmospheric Features of Uranus and Neptune
e. Orbits and Rotation Rates of Uranus and Neptune
f. Magnetospheres of Uranus and Neptune
g. The Rings of Uranus and Neptune
h. The Moon Systems of Uranus and Neptune
16. Solar System Debris and Dwarf Planets
a. Asteroids
b. Asteroid Belt
c. Effects of Impact with Earth
d. Comets
e. Orbital Lifecycle of Comets
f. Kuiper Belt
g. Oort Cloud
h. Meteoroids, Meteors, and Meteorites
i. Meteor Showers
j. Dwarf Planets
k. Physical Properties of Pluto
17. Extrasolar Planets
a. Detecting Extrasolar Planets
b. Doppler Shift Method
c. Transit Method
d. Direct Imaging Method
e. Properties of the Extrasolar Planets currently known
f. Classifying Extrasolar Planets
g. Habitable Zone
18. The Sun
a. Physical Properties of the Sun
b. Stellar Nuclear Fusion
c. Einstein's Mass-Energy Equation
d. Hydrogen Fusion
e. Hydrostatic Equilibrium
f. Interior of the Sun
g. Core
h. Radiation Zone
i. Convection Zone
j. Photosphere
k. Chromosphere
l. Corona
m. Solar Wind
n. Solar Magnetism
o. "Surface" Features of the Active Sun
19. Measuring the Stars
a. The Solar Neighborhood
b. Parallax
c. Parallax Distance
d. Luminosity and Apparent Brightness
e. Inverse-square Law for Brightness
f. Brightness Distance
g. Magnitude Scale for Brightness
h. Relationships between Stellar Mass, Temperature, Luminosity, Radius, and Life Span
i. Hertzsprung-Russell Diagram
j. Stellar Types
20. Interstellar Medium
a. Interstellar Gas, Molecules, and Dust
b. Physical Properties of the Interstellar Medium
c. Interstellar Reddening
d. Interstellar Extinction
e. Effects of Reddening and Extinction on Observations
f. Nebulae
g. Emission Nebulae
h. Reflection Nebulae
i. H II Regions
j. Molecular Clouds
k. 21-Centimeter Radiation
21. Star Formation
a. Conditions for Star Formation
b. Star Formation Stages
c. Cloud Fragmentation
d. Protostar
e. Protostellar Disk
f. Bipolar Flow
g. Protostellar Winds
h. Zero-Age Main Sequence
i. Initial Mass Function
j. Star Clusters
k. Associations
l. Open Clusters
m. Globular Clusters
22. Stellar Evolution of Low Mass Stars
a. Main Sequence Stage
b. Core Hydrogen Fusion
c. Red Giant Stage
d. Shell Hydrogen Fusion
e. Helium Flash
f. Core Helium Fusion
g. Horizontal Branch Stage
h. Asymptotic Branch Stage
i. Planetary Nebula Stage
j. White Dwarf
k. Electron Degeneracy Pressure
l. Observing Stellar Evolution in Star Clusters
m. Future Evolution of the Sun
23. Stellar Evolution of High Mass Stars and Stellar Explosions
a. Supergiants
b. Stellar Fusion of Elements up to Iron
c. Helium Capture
d. Why Stars cannot Fuse Elements Heavier than Iron
e. Core-Collapse Supernovae
f. Supernova Fusion of Elements heavier than Iron
g. Neutron Capture
h. Supernova Remnants
i. Neutron Stars
j. Neutron Degeneracy Pressure
k. Black Holes
l. Schwarzschild Radius
m. Cycle of Stellar Death and Rebirth
n. Enriching the Interstellar Medium
24. The Milky Way Galaxy
a. Variable Stars
b. Period-Luminosity Relationship
c. Variable Star Distances
d. Structural Components of the Milky Way Galaxy
e. Galactic Disk
f. Galactic Bulge
g. Galactic Halo
h. Galactic Center
i. Supermassive Black Hole
j. Orbital Motions of the Milky Way Galaxy's Components
k. Spiral Arms
l. Spiral Density Waves
m. Galactic Rotation Curve
n. Keplerian Rotation Curve
o. Flat Rotation Curve
p. Dark Matter
q. Galactic Dark Matter Halo
r. Formation and Evolution of the Milky Way Galaxy
25. Galaxies and Hubble's Expansion Law
a. Hubble Classification System for Galaxies
b. Elliptical Galaxies
c. Bulge Spiral Galaxies
d. Barred Spiral Galaxies
e. Irregular Galaxies
f. Lenticular Galaxies
g. Active Galaxies
h. Active Galactic Nucleus
i. Galaxy Clusters
j. The Local Group of Galaxies
k. Hubble's Expansion Law
l. Hubble's Constant
m. Cosmological Redshift
n. Cosmological Distances
26. Galaxy Formation and Large Scale Structure
a. Galaxy Interactions
b. Galaxy Mergers
c. Behavior of Stars, Gas, and Dark Matter during Galaxy Mergers
d. Hierarchical Galaxy Formation
e. Large Scale Structure
f. Redshift Surveys
g. Galaxy Superclusters
h. Voids
i. Walls and Filaments
j. The Observable Universe
k. Dark Matter's Role in the Formation of Galaxies and Large Scale Structure
27. Cosmology
a. Cosmology
b. Hubble's Expansion Law and the Expanding Universe
c. Big Bang Theory
d. Cosmic Microwave Background
e. The Fate of the Universe
f. The Geometry of Space
g. Critical Density
h. Closed Universe Model
i. Open Universe Model
j. Critical Universe Model
k. Accelerating Universe
l. Dark Energy