Astr 5460     Fri., Feb. 7, 2003

WIRO -- logistics

WIRO – science+

Reminders/Preliminaries

Hubble’s Law and Expansion

Hubble’s Law and Expansion

Hubble’s Law and Expansion

Hubble’s Law and Expansion

Hubble’s Law and Expansion

Hubble’s Law and Expansion

Hubble’s Law and Expansion

Hubble’s Law and Expansion

Conclusions

Chapter 3: Galaxies

“Tuning Fork” Diagram

Spiral types

Elliptical Galaxy: M87

Irregular Galaxies: Magellanic Clouds

More on Classifications

Frequency of Galaxy Types

Frequency of Galaxy Types

Frequency of Galaxy Types

The Local Group of Galaxies

The Coma Cluster

Interacting Galaxies: The Antennae

Interacting Galaxies: Cartwheel

Effects of Collisions

Simulation of the Cartwheel Encounter

Luminosity Functions