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        AST112: Introduction to Stars, Galaxies, and Cosmology
         – 4 credits
      
      
        Introduction to astronomy for the non-science major. Structure and evolution of stars; supernovae, black holes, and quasars; nebulae; star clusters; galaxies; cosmology, including the birth and death of the universe. Note: Note that AST111 is not a prerequisite for this course. Prerequisites: A grade of C or better in MAT092 or higher, or satisfactory district placement.
      
              General Education Designations: SQ
      
      
      
        
          
            Class# 
            Location 
            Delivery 
            Dates 
            Days 
            Times 
            Instructors 
            Availability 
           
        
        
                                  
  
    
      
        25725
      
     
    
      
        Mesa
        
Online Course
      
     
    
      
        Online
              
     
    
      
                  01/20 –
          05/15
                
Spring 2026
      
     
    
      
                  N/A
              
     
    
      
                  N/A
              
     
    
      
        
                      - K. Healy
 
                  
      
     
    
      
        
  Open
  
15 of 28 seats available      
     
   
      
      
        
          
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                  Costs include AST Course Fee: $5.00
                
              
 
                        
            
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    Notes
  
  
    
              - Notes: Low-Textbook-Cost Class: The total cost of the required materials for this course is $40 or less.
Zero-Textbook-Cost Class: The total cost of required online instructional materials for this "Z Class" is $0.
Students are required to submit an initial assignment due within the first few days of class. Students are required to have access to a computer and internet. A webcam and microphone are recommended. A mobile device may not be sufficient for all course content.
  Class 25725 costs include AST Course Fee:  $5 
      
              - Lab Notes: Students enrolling in class 25725 must also enroll in the following lab: 
Class 25726 held Online (K. Healy) 
      
              - Additional Notes: AST106, AST111, and AST112 cover three areas of Astronomy.  These courses can be taken in any order or combination.
It is highly encouraged that you attend the FREE MCC Physics and Astronomy Boot Camp that occurs prior to the beginning of the semester. Participants will review key skills necessary for success; participants will be better prepared for their course. Visit https://www.mesacc.edu/students/foundations-student-success/boot-camps for more information and to register. 
          
  
 
            
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              Textbook info pending
          
  
 
                      
        
       
     
                    
      
    
    
AST112: Introduction to Stars, Galaxies, and Cosmology – 4 credits
Introduction to astronomy for the non-science major. Structure and evolution of stars; supernovae, black holes, and quasars; nebulae; star clusters; galaxies; cosmology, including the birth and death of the universe. Note: Note that AST111 is not a prerequisite for this course. Prerequisites: A grade of C or better in MAT092 or higher, or satisfactory district placement.
General Education Designations: SQ
| Class# | Location | Delivery | Dates | Days | Times | Instructors | Availability | 
|---|---|---|---|---|---|---|---|
| 
       
        25725
       
     | 
    
       
        Mesa
         
    Online Course  | 
    
       
        Online
               
     | 
    
       
                  01/20 –
          05/15
                 
    Spring 2026  | 
    
       
                  N/A
               
     | 
    
       
                  N/A
               
     | 
    
      
  | 
    
       
        
  Open
  
 
    15 of 28 seats available  | 
  
        
  | 
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