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ASTR 1220

Introduction to Stars, Galaxies, and the Universe

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Course Description

Discipline(s): Chemical, Mathematical, and Physical Universe

A study of stars, star formation, and evolution primarily for non-science majors. Topics include light, atoms, and modern observing technologies; origin of the chemical elements; supernovae, pulsars, neutron stars, and black holes; structure and evolution of our galaxy; nature of other galaxies; active galaxies and quasars; expanding universe, cosmology, the big bang, and the early universe.


  • Matthew Pryal
     Rating

    4.26

     Difficulty

    2.44

     GPA

    3.42

     Sections

    2

    Last Taught

    Spring 2026

  • Shazrene Mohamed
     Rating

    3.33

     Difficulty

    3.00

     GPA

    —

     Sections

    1

    Last Taught

    Spring 2026

  • Maryam Modjaz
     Rating

    2.89

     Difficulty

    2.00

     GPA

    3.86

     Sections

    —

    Last Taught

    Fall 2025

  • Kara Green
     Rating

    —

     Difficulty

    —

     GPA

    —

     Sections

    —

    Last Taught

    Summer 2025

  • Bradley Johnson
     Rating

    3.67

     Difficulty

    1.83

     GPA

    3.61

     Sections

    —

    Last Taught

    Fall 2024

  • Caroline McCormick
     Rating

    —

     Difficulty

    —

     GPA

    —

     Sections

    —

    Last Taught

    Summer 2024

  • Craig Sarazin
     Rating

    3.00

     Difficulty

    4.00

     GPA

    3.23

     Sections

    —

    Last Taught

    Spring 2024

  • Mark Whittle
     Rating

    —

     Difficulty

    —

     GPA

    —

     Sections

    —

    Last Taught

    Spring 2024

  • Nitya Kallivayalil
     Rating

    3.27

     Difficulty

    2.00

     GPA

    3.58

     Sections

    —

    Last Taught

    Fall 2023

  • Yisheng Tu
     Rating

    —

     Difficulty

    —

     GPA

    —

     Sections

    —

    Last Taught

    Summer 2023

  • Xinlun Cheng
     Rating

    —

     Difficulty

    —

     GPA

    —

     Sections

    —

    Last Taught

    Summer 2022

  • Daniel Lin
     Rating

    —

     Difficulty

    —

     GPA

    —

     Sections

    —

    Last Taught

    Summer 2021

  • Borja Anguiano
     Rating

    —

     Difficulty

    —

     GPA

    —

     Sections

    —

    Last Taught

    Spring 2021

  • Trinh Thuan
     Rating

    2.14

     Difficulty

    3.35

     GPA

    2.91

     Sections

    —

    Last Taught

    Spring 2020

  • Faculty Staff
     Rating

    —

     Difficulty

    —

     GPA

    —

     Sections

    —

    Last Taught

    Fall 2020

  • Hannah Lewis
     Rating

    —

     Difficulty

    —

     GPA

    —

     Sections

    —

    Last Taught

    Summer 2019

  • William Saslaw
     Rating

    1.54

     Difficulty

    3.62

     GPA

    2.89

     Sections

    —

    Last Taught

    Fall 2019

  • Yiqing Song
     Rating

    —

     Difficulty

    —

     GPA

    3.69

     Sections

    —

    Last Taught

    Summer 2018

  • D. Whittle
     Rating

    2.00

     Difficulty

    4.50

     GPA

    3.05

     Sections

    —

    Last Taught

    Spring 2018

  • Jacqueline Villadsen
     Rating

    —

     Difficulty

    —

     GPA

    3.68

     Sections

    —

    Last Taught

    Spring 2018

  • Dylan Angell
     Rating

    —

     Difficulty

    —

     GPA

    3.40

     Sections

    —

    Last Taught

    Summer 2016

  • Shane Davis
     Rating

    —

     Difficulty

    —

     GPA

    3.10

     Sections

    —

    Last Taught

    Spring 2016

  • Sean Linden
     Rating

    —

     Difficulty

    —

     GPA

    3.45

     Sections

    —

    Last Taught

    Summer 2015

  • Edward Murphy
     Rating

    5.00

     Difficulty

    4.00

     GPA

    3.04

     Sections

    —

    Last Taught

    Spring 2015

  • Trey Wenger
     Rating

    —

     Difficulty

    —

     GPA

    3.32

     Sections

    —

    Last Taught

    Summer 2014

  • Nicholas Troup
     Rating

    —

     Difficulty

    —

     GPA

    3.17

     Sections

    —

    Last Taught

    Summer 2013

  • Christopher Irwin
     Rating

    —

     Difficulty

    —

     GPA

    3.67

     Sections

    —

    Last Taught

    Summer 2012

  • David Whelan
     Rating

    —

     Difficulty

    —

     GPA

    3.65

     Sections

    —

    Last Taught

    Summer 2011

  • Philip Arras
     Rating

    —

     Difficulty

    —

     GPA

    2.95

     Sections

    —

    Last Taught

    Spring 2011

  • George Privon
     Rating

    —

     Difficulty

    —

     GPA

    2.80

     Sections

    —

    Last Taught

    Summer 2010