After PHSX 215N
Gateway: PHSX 215N
Building the department map…
Building the department map…
Department paths
Courses with no prerequisites inside the department that unlock the most downstream work.
Each of these unlocks the largest share of downstream work on this map. Courses from other departments can appear here when they genuinely gate ASTR coursework.
Generated from University of Montana’s catalog, prerequisite, and concentration data. Spotted an error? Departments can adjust labels, ordering, and notes without a code change, so contact us.
Intro tiers at the top, advanced work below; arrows point from a prerequisite to the course it unlocks. Courses from other departments appear where they gate ASTR work. Click any course to see what it requires and unlocks without leaving this page; hovering lights up its neighbors. The lists on this page carry the same courses in text form.
Showing the 22 ASTR and feeder courses that have prerequisite links. 10 more ASTR courses have no recorded prerequisites. They are listed under Tracks below, not drawn as loose dots here.
The concentrations and majors that build on ASTR, and how their requirements are structured. Expand a program to see which courses satisfy each group, then plan it in the Planner.
Lower-Division Physicschoose 1
Algebra- and Trigonometry-based Physics:; Calculus-based Physics (strongly recommended):
Lower-Division Astronomy Corechoose 1
Upper-Division Physicsall required
Complete all of the following courses:
Upper-Division Astronomy Coreall required
Complete all of the following courses:
Physics Electives2 required · verify with the official sheet
Complete three of the following courses:
Physics Laboratory Electivechoose 1
Math Requirementsall required
Complete all of the following courses:
Computer Science Requirementschoose 1
Lower-Division Courses in the Content Areas - Biology, Chemistry, Earth Sciences, and Physicschoose 1
Biology Content Courses; Complete all of the following courses:; Chemistry Content Courses; Complete all of the following courses:; Earth Sciences Content Courses; Complete all of the following courses:; Geoscience Elective - Complete 1 course in Geoscience (GEO); Physics Content Courses; Algebra- and Trigonometry-based Physics:; Calculus-based Physics:
1 course from1 required
Upper-level clusters, grouped by the gateway that opens them.
Gateway: PHSX 215N
The deepest prerequisite chains in ASTR. These are the routes that take the most semesters to climb.
7 courses deep, ending at ASTR 365
4 courses deep, ending at ASTR 351
2 courses deep, ending at ASTR 134N
2 courses deep, ending at ASTR 135N
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Electives1 required
Complete 25 credits of upper-division (300-level or above) credits in the biological sciences. This includes courses with the following subject codes:; BIOB - General; BIOE - Ecological; BIOH - Human; BIOM - Microbiology; BIOO - Organismal; BCH - Biochemistry; NEUR - Neuroscience
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All ASTR courses in the Montana catalog
Grade medians are for verified students. Sign in with your school email to see them.
Use your school emailNo section schedule with instructor names for ASTR yet.
No clubs or organizations on record under ASTR yet.
This shows once five students share their club memberships.
ASTR does not run a page here yet. When it does, its events show up here and on the Montana campus feed.