Planetary Science and Astronomy Roadmap - Live

	A	B	C	D	E	F	G	H
1	Planetary and Astronomy Roadmap - last updated Dec 2025
2	Fall		IAP		Spring
3	Courses (YR1)	Units (YR1)		Units (YR1)		Units (YR1)
4	[GIR] Physics I	12			[GIR] Physics II	12
5	[GIR] Chemistry	12			[GIR] Calculus II	12
6	[GIR] Calculus	12			HASS	12
7	HASS (CI-H)/CI-HW)	12			[Concentration] 12.409: Hands on Astronomy (6) + Elective (6) or 12.013: Planetary Explorations	12
8							8	# subjects
9							0	# subjects in major
10							12	# units beyond GIRs
11
12	Courses (YR2)	Units (YR2)
13	HASS (CI-H)	12			HASS	12
14	[GIR] Biology	12			[INTRO] 12.002 Introduction to Geophysics and Planetary Science	12
15	[INTRO;REST] 12.001 Introduction to Geology	12			[CONCENTRATION] 12.402J: Introduction to Astronomy or 12.422: Planetary Atmospheres	12
16	[SUPPORTING] 8.03: Physics III	12			[SUPPORTING;REST] 18.03: Differential Equations	12
17							8	# subjects
18							5	# subjects in major
19							36	# units beyond GIRs
20
21	Courses (YR3)	Units (YR3)
22	HASS	12			HASS	12
23	[COMPUTATION] 12.010: Computational Methods of Scientific Programming	12			[SUPPORTING] 18.05 Introduction to Probability and Statistics	12
24	[CONCENTRATION] 12.420/12.421: Essentials of Planetary Science or Physcial Principles of Remote Sensing	12			[INTRO] 12.003: Introduction to Atmosphere, Ocean, and Climate Dynamics	12
25	[LAB CI-M] 12.410: Observational Techniques of Optical Astronomy	12			Elective	12
26							8	# subjects
27							4	# subjects in major
28							72	# units beyond GIRs
29
30	Courses (YR4)	Units (YR4)
31	HASS	12			HASS	12
32	12.TIP-Thesis Preparation	6			[CI-M] 12.THU-Undergraduate Thesis	12
33	[CONCENTRATION] 12.421/12.420: Physical Principles of Remote Sensing or Essentials of Planetary Science	12			Elective	12
34	[CONCENTRATION] 12.412 / 12.425[J]: Meterorites, Cosmochemistry, and the Solar System Foundation / Extrasolar Planets: Physics and Detection Techniques	15			Elective	12
35	Elective	6					8	# subjects
36							4	# subjects in major
37							60	# units beyond GIRs
38							180	Total # units beyond GIRs
39
40	Notes:
41	12.420 is offered in alternate years.
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