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Winter Quarter 2026 Course Offerings

ASTRONOMY
(COLLEGE OF ARTS AND SCIENCES )

Enrollment and status (open/closed) were accurate when this page was created (12:03 am January 10, 2026) but may have changed since then. For current enrollment and status, check the Enrollment Summary. (UW NetID required.)

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OUR LARGE INTRO CLASSES, ASTRO 101 STARS AMD GALAXIES) AND ASTRO 150 (PLANETS) ARE ALSO AVAILABLE AS ONLINE COURSES WITH NO WEEKLY MEETINGS. TO SIGN UP FOR ONLINE SEE ASTRO 101B OR ASTRO 150E.

Enrl        Sect                                                                                             Crs
Restr   SLN  ID Cred    Meeting Times                                              Status Enrl/Lim   Grades  Fee Other
 ?       ?       ?           ?                                                     ?       ?         ?      ?    ?

ASTR 101 ASTRONOMY

(NSc,RSN)

$10 COURSE FEE REQUIRED FOR ALL SECTIONS ONLINE DISTANCE LEARNING VERSION OF THIS COURSE IS AVAILABLE. FOR MORE INFORMATION, VISIT http://www.outreach.washington.edu/ol/courses/mat/ astro/astr101.asp

       10568 A  5       MW     130-250                                             Open    165/ 240                      
                        NO OVERLOADS.                                               
                        *FOR THE ASYNCHRONOUS ONLINE                                
                        VERSION PLEASE SEE ASTR 101B.

       10569 AA  QZ     T      930-1020                                            Open     30/  40                      
                        NO OVERLOADS

       10570 AB  QZ     T      1030-1120                                           Open     27/  40                      
                        NO OVERLOADS

       10571 AC  QZ     T      1130-1220                                           Closed   40/  40                      
                        NO OVERLOADS

       10572 AD  QZ     Th     930-1020                                            Open     12/  40                      
                        NO OVERLOADS

       10573 AE  QZ     Th     1030-1120                                           Open     20/  40                      
                        NO OVERLOADS

       10574 AF  QZ     Th     1130-1220                                           Open     36/  40                      
                        NO OVERLOADS

       10575 B  5       to be arranged                                             Closed  240/ 240                A     
                        ONLINE COURSE WITH ASYNCHRONOUS                             
                        INSTRUCTION.                                                
                                                                                    
                        COURSE DOES NOT HAVE                                        
                        SYNCHRONOUS MEETING TIMES.                                  
                                                                                    
                        DOES NOT QUALIFY FOR RESIDENCE                              
                        CREDIT.

ASTR 105 EXPLORING THE MOON

(NSc)

       10584 A  5       MWF    330-450                                             Open     90/ 150

ASTR 150 THE PLANETS

(NSc,RSN)

$10 COURSE FEE REQUIRED FOR ALL SECTIONS

       10585 A  5       TTh    100-220                                             Open     79/ 240                      
                        --                                                          
                        *NO OVERLOADS. FOR THE ASYNCHRONOUS                         
                        FULLY ONLINE VERSION PLEASE SEE                             
                        ASTR 150 E

       10586 AA  QZ     M      930-1020                                            Open     15/  40                      
                        NO OVERLOADS

       10587 AB  QZ     M      1030-1120                                           Open     11/  40                      
                        NO OVERLOADS

       10588 AC  QZ     M      1130-1220                                           Open     16/  40                      
                        NO OVERLOADS

       10589 AD  QZ     W      930-1020                                            Open      8/  40                      
                        NO OVERLOADS

       10590 AE  QZ     W      1030-1120                                           Open     18/  40                      
                        NO OVERLOADS

       10591 AF  QZ     W      1130-1220                                           Open     11/  40                      
                        NO OVERLOADS

       10595 E  5       to be arranged                                             Open    237/ 240                A     
                        ONLINE COURSE WITH ASYNCHRONOUS                             
                        INSTRUCTION, COURSE DOES NOT                                
                        HAVE MEETING TIMES                                          
                                                                                    
                        DOES NOT QUALIFY FOR RESIDENCE                              
                        CREDIT

ASTR 190 TOPICS IN ASTRONOMY

(NSc)

Prerequisites

       10596 A  5       TTh    430-550P                                            Open     18/  30                BJ    
                        *TOPIC: PACIFIC INDIGENOUS                                  
                        ASTROPHYSICS                                                
                        -------------                                               
                        *NO COURSE PRE-REQS                                         
                        **OPEN TO ALL TO ALL MAJORS                                 
                        IF THERE ARE REGISTRATION ISSUES,                           
                        PLEASE REACH OUT TO                                         
                        ASTROADVISING@UW.EDU

ASTR 210 DISTANCE AND TIME

(NSc,RSN)

       10598 A  5       TTh    1100-1220                                           Open     47/  50                      
                        OVERLOADS BY INSTRUCTOR PERMISSION                          
                        STUDENTS WHO DON'T MEET COURSE                              
                        PREREQS CONTACT INSTRUCTOR

ASTR 300 ASTRO PROGRAMMING

(RSN)

Prerequisites

      >10599 A  3       MW     130-250                                                      18/  25                      
                        OVERLOADS BY INSTRUCTOR PERMISSION                          
                        STUDENTS WHO DON'T MEET                                     
                        COURSE PREREQS CONTACT INSTRUCTOR

ASTR 302 PYTHON FOR ASTRONOMY

(NSc,RSN)

Prerequisites

       10600 A  3       TTh    1000-1120                                           Open     10/  30

ASTR 323 EXTN GALAXIES COSM

(NSc)

Prerequisites

       10601 A  3       TTh    230-350                                             Open     61/  80                      
                        -PREREQUISITE: ASTR 322

ASTR 423 HIGH ENERGY ASTROPH

(NSc)

Prerequisites

Restr  10602 A  3       MW     100-220                                             Closed   30/  25                J

ASTR 497 TOPICS IN ASTRONOMY

(NSc)

       22051 A  3       TTh    1230-150                                            Open     13/  15                J     
                        OFFERED JOINTLY WITH ESS 490 B                              
                        PLANETARY SCIENCES AND ASTROBIOLOGY                         
                        -----------                                                 
                        COURSE CONTAINS CALCULUS, STUDENTS                          
                        ARE EXPECTED TO KNOW AT LEAST CALCU                         
                        II

ASTR 498 INDEPENDENT STUDY

(NSc)

 IS    10603 A  1       to be arranged                                             Open      0/  20E CR/NC

ASTR 499 UNDERGRAD RESEARCH

 IS   >10604 A  VAR     to be arranged                                                      18/  15E                     
                        FACULTY CODE: EMAIL                                         
                        ASTROADVISING@UW.EDU

ASTR 507 ASTROPHYSICS I

Restr  10605 A  3       TTh    100-220                                             Open     11/  20

ASTR 561 HIGH ENRGY ASTROPHY

Restr  10606 A  3       MW     100-220                                             Open      1/  10                J

ASTR 575 ASTRON SEMINAR

Restr  10607 A  1       F      230-320                                             Open     11/  25  CR/NC               
                        JOURNAL CLUB. MEETS IN PAB B305

ASTR 576 ASTRON COLLOQUIUM

Restr  10608 A  1       Th     330-450                                             Open     16/  60E CR/NC               
                        EMAIL ASTROADVISING@UW.EDU FOR                              
                        AN ADD CODE

ASTR 597 TOPICS OBS ASTROPHY

Restr  10609 A  3       TTh    430-550P                                            Open      4/  10                BJ    
                        PACIFIC INDIGENOUS ASTROPHYSICS

ASTR 598 TPCS THEOR ASTRPHYS

 IS    22064 A  1-5     to be arranged                                             Open      1/   5  CR/NC

ASTR 600 INDEPNDNT STDY/RSCH

 IS   >10611 A  1-10    to be arranged                                                      22/  15E                     
                        FACULTY CODE: PHYS/ASTR C319

ASTR 800 DOCTORAL DISSERTATN

 IS   >10612 A  1-10    to be arranged                                                      11/  10E                     
                        FACULTY CODE: PHYS/ASTR C319

Winter Quarter 2026 Course Offerings

ASTRONOMY(COLLEGE OF ARTS AND SCIENCES )

ASTRONOMY
(COLLEGE OF ARTS AND SCIENCES )