ASTR 144Star Formation and Interstellar Medium
Astronomy · 4 units · Undergraduate upper division (100-199)
Designed for upper-division Astrophysics and Physics majors. Focus on key components of interstellar medium (ISM) in galaxies, including dust, and neutral, ionized, and molecular gas. Consideration of dynamical processes, such as shocks and expanding supernova remnants. Covers process of star formation. Key ISM observational techniques are presented.
P/NP or letter grading.
When it runs
- Fall 2025
Scheduled, not typical — from UCLA’s Schedule of Classes, which publishes Fall 2025 through Spring 2027 and nothing before it.
Requisites
Official UCLA wording
Requisites: courses 81, 115, 117.
Requires
Everything that has to come before this course, not just the courses named in the requisite above.
ASTR 144
- ASTR 81Fundamentals of Astrophysics
- MATH 31ADifferential and Integral Calculus
- MATH 1Precalculus
- PHYSICS 1APhysics for Scientists and Engineers: Mechanics
- MATH 32ACalculus of Several Variables
- MATH 31BIntegration and Infinite Series
- PHYSICS 1AHPhysics for Scientists and Engineers: Mechanics (Honors)
- MATH 32BCalculus of Several Variables
- ASTR 115Introduction to Galactic Astronomy
- ASTR 117Introduction to Extragalactic Astrophysics
3 direct requisites. The whole upstream is here — 22 courses over 3 levels. Every course here opens its own tree.
Unlocks
What this course is a requisite for, and what those courses lead to in turn.
No course in the catalog lists this as a requisite.