REMINDERS

Official Schedule

The University Class Schedule is the official listing for courses in a specific semester.


Students:  Check the official University Schedule via Class Search in MyBU Student for additional course notes and the most up-to-date information regarding current courses.

Separate Courses

None of the 100-level astronomy courses (i.e. AS 101, 102, 105, etc.) are connected to each other, or need to be taken in a specific sequence. They are separate courses from each other and can be taken in any order.
NAVIGATION

Go to Astronomy Courses Numbered:

100 – 109 Introductory for Non-Majors
200 – 312 Introductory Courses for Majors or Minors (& related fields)
401 – 492 Advanced Courses for Majors or Minors (& related fields)
700 – 720 Introductory Graduate Courses
751 – 793 Advanced Graduate Courses
850 – 866 Graduate Seminar Courses

 

🙛  Course Offerings  🙙

 

The Solar System

INSTRUCTOR:

CAS AS 101 A1

4 units

INSTRUCTOR:

CAS AS 101 C1

4 units

The historical development of astronomy and the motion of the planets. The formation of the solar system. The sun and its effects on the earth. Description of the planets and the moons of our solar system including recent results from the space program. Use of the observatory.

DIVISIONAL STUDIES: Carries natural science divisional credit (with lab) in CAS.
BU HUB: Effective Fall 2018, this course fulfills a single unit in each of the following BU Hub areas: Scientific Inquiry I, Quantitative Reasoning I, Critical Thinking.

 

🙛  Notes & Schedules  🙙

 

NOTES:

CAS AS 101 A1

The CAS AS 101 “A1” lecture section is associated with 101 lab sections B1 – B4 *only*. Students registering for AS 101 A1 must register for the A1 lecture section and a lab section from: B1, B2, B3, or B4.
SCHEDULE
Section(s) Type Days Start End Location
A1 Lecture Mon, Wed, Fri 1:25 PM 2:15 PM CAS 313
B1 – B4 Lab Lab section details listed in MyBU Student

 


NOTES:

CAS AS 101 C1

The CAS AS 101 “C1” lecture section is associated with 101 lab sections D1 – D4 *only*. Students registering for AS 101 C1 must register for the C1 lecture section and a lab section from: D1, D2, D3, or D4.
SCHEDULE
Section(s) Type Days Start End Location
C1 Lecture Tues, Thurs 2:00 PM 3:15 PM CAS B20
D1 – D4 Lab Lab section details listed in MyBU Student

 

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The Astronomical Universe

INSTRUCTOR:

CAS AS 102

4 units

The birth and death of stars. Red giants, white dwarfs, black holes. Our galaxy, the Milky Way, and other galaxies. The Big Bang and other cosmological theories of our expanding universe.

DIVISIONAL STUDIES: Carries natural science divisional credit (with lab) in CAS.
BU HUB: Effective Fall 2018, this course fulfills a single unit in each of the following BU Hub areas: Scientific Inquiry I, Quantitative Reasoning I, Teamwork/Collaboration.
 
Effective Fall 2024, this course fulfills a single unit in each of the following BU Hub areas: Scientific Inquiry I, Quantitative Reasoning I, Critical Thinking.
SCHEDULE
Section(s) Type Days Start End Location
A1 Lecture Mon, Wed, Fri 11:15 AM 12:05 PM CAS 522
B1 – B8 Lab Lab section details listed in MyBU Student

 

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Cosmology

INSTRUCTOR:

CAS AS 109

4 units

The evolution of cosmological thought from prehistory to the present: Greek astronomy, Copernicus, Galileo, Newton, and Einstein. Motion, gravity, and the nature of space-time. The expanding universe. The early universe and Big Bang.

DIVISIONAL STUDIES: Carries natural science divisional credit in CAS.
BU HUB: Effective Fall 2018, this course fulfills a single unit in each of the following BU Hub areas: Scientific Inquiry I, Quantitative Reasoning I, Critical Thinking.
 
Effective Fall 2024, this course fulfills a single unit in each of the following BU HUB areas: Quantitative Reasoning I, Scientific Inquiry I, Critical Thinking.
SCHEDULE
Section(s) Type Days Start End Location
A1 Lecture Tues, Thurs 11:00 AM 12:15 PM CAS 313
B1 – B5 Discussion Discussion section details listed in MyBU Student

 

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Principles of Astronomy I

INSTRUCTOR:

CAS AS 202

4 units

Astronomical observing and the night sky; optics and telescopes; birth of modern astronomy; atoms, spectra and spectroscopy; planetary motion and orbits; overview of solar system; uses observatory. Intended primarily for astronomy or physics majors. Lectures and laboratories.

UNDERGRADUATE
CO-REQUISITES:
CAS MA 123
DIVISIONAL STUDIES: Carries natural science divisional credit (with lab) in CAS.
BU HUB: Effective Fall 2018, this course fulfills a single unit in each of the following BU Hub areas: Scientific Inquiry I, Quantitative Reasoning I, Critical Thinking.
RESERVED SEATING: Seating is reserved for Astronomy program students until the start of the Fall 2026 semester; any remaining seats open starting 9/02/2026.
MATH / PHYSICS – EVENING EXAMS: Some Math (MA) or Physics (PY) courses have evening exam times reserved. If applicable, please do not select an AS 202 lab section which conflicts with MA or PY evening exam times.
SCHEDULE
Section(s) Type Days Start End Location
A1 Lecture Mon, Wed, Fri 11:15 AM 12:05 PM CAS B36
B1 – B3 Lab Lab section details listed in MyBU Student

 

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Planetary Physics

INSTRUCTOR:

CAS AS 311

4 units

Celestial mechanics, tides, resonances. Physical processes that affect atmospheres, surfaces, interiors of planets, and their satellites. Comets, asteroids, meteorites, and Kuiper belt objects. Formation and evolution of the solar system. Extra-solar planets.

UNDERGRADUATE
PREREQUISITES:
CAS MA 124 and (CAS PY 211 or CAS PY 251)
BU HUB: Effective Fall 2020, this course fulfills a single unit in each of the following BU Hub areas: Digital/Multimedia Expression, Scientific Inquiry II, Teamwork/Collaboration.
SCHEDULE
Section Type Days Start End Location
A1 Lecture Tues, Thurs 12:30 PM 1:45 PM CAS 502
also meets:
  Fridays
1:25 PM 2:15 PM CAS 502

 

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Extragalactic Astrophysics and Cosmology

INSTRUCTOR:

CAS AS 413

4 units

Historical and intellectual developments that led to our current understanding of the universe; galaxies, galaxy clusters and large-scale structure; galaxy formation and evolution; dark matter and dark energy; Hot Big Bang and inflation; foundations of general relativity. (Offered alternate years.)

UNDERGRADUATE
PREREQUISITES:
CAS AS 203 and CAS AS 312 and CAS PY 355
BU HUB: Effective Fall 2020, this course fulfills a single unit in each of the following BU Hub areas: Historical Consciousness, Research and Information Literacy.
SCHEDULE
Section Type Days Start End Location
A1 Lecture Tues, Thurs 11:00 AM 12:15 PM CAS 502
also meets:
  Wednesdays
12:20 PM 1:10 PM CAS 502

 

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Introduction to Astrophysics

INSTRUCTOR:

CAS AS 701

4 units

Introduction to astronomical and astrophysical nomenclature and concepts. Coordinate systems, celestial orbits, radiation, stars, stellar structure, stellar evolution, clusters of stars, galactic components, galactic structure, galaxy types, active galaxies, cosmology.

SCHEDULE
Section Type Days Start End Location
A1 Independent Tues, Thurs 9:30 AM 10:45 AM CAS 502

 

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Introduction to Space Physics

INSTRUCTOR:

CAS AS 703

4 units

Survey of physical phenomena in the sun, solar wind, magnetospheres, ionospheres, and upper atmospheres of objects in the solar system. Introduction to the physical processes governing space plasmas, solar-terrestrial interactions, and ionized and neutral media surrounding the Earth and other solar system bodies.

SCHEDULE
Section Type Days Start End Location
A1 Independent Tues, Thurs 2:00 PM 3:15 PM CAS 502

 

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Special Topics in Astrophysics

INSTRUCTOR:

CAS AS 791

4 units

Lecture course examining special topics of current interest in astrophysics. Offered as a 2- or 4-credit course, depending on the topic.

SCHEDULE
Section Type Days Start End Location
A1 Independent Tues, Thurs 11:00 AM 12:15 PM CAS 500

 

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Graduate Literature Seminar I

INSTRUCTOR:

CAS AS 850

2 units

Weekly seminar offering graduate students the skills and practice needed for reading, evaluating, and discussing scientific peer-reviewed literature on current research topics.

SCHEDULE
Section Type Days Start End Location
A1 Independent Wednesdays 2:30 PM 3:45 PM CAS 502

 

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Graduate Research Seminar I

INSTRUCTOR:

CAS AS 865

2 units

Weekly seminar offering graduate students the skills and practice needed for oral presentations on current research topics and to receive peer and expert feedback.

SCHEDULE
Section Type Days Start End Location
A1 Independent Fridays 2:30 PM 3:45 PM CAS 502

 

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