This Course and Program Catalogue is effective from May 2024 to April 2025.

Not all courses described in the Course and Program Catalogue are offered each year. For a list of course offerings in 2024-2025, please consult the class search website.

The following conventions are used for course numbering:

  • 010-099 represent non-degree level courses
  • 100-699 represent undergraduate degree level courses
  • 700-999 represent graduate degree level courses

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ASTR 102.3: Introduction to Galaxies and Cosmology

Provides an overview of the large scale structure of the universe on a descriptive level. Topics include the structure of our own galaxy, the local group of galaxies, the classification of galaxies, and galaxy clusters. Galactic and extragalactic distance scales are also introduced. Further topics include the energy and matter content of the observable universe, evidence for dark matter and dark energy, and the history of the universe from the big bang to the present epoch. Contemporary experiments and observations in cosmology are also discussed.

Weekly hours: 3 Lecture hours and 1 Tutorial hours
Note(s): Students with credit for ASTR 101.6 may not take this course for credit.