Interactive Hertzsprung-Russell Diagram

I made this demo in 2019 for Eastlake High School's Astronomy Club. Learn more about the science of stellar evolution here .

Instructions:

  • Find a star on in-the-sky.org/staratlas.php
  • Click on the star and select "More..."
  • Enter the Absolute Magnitude into the absolute magnitude box.
  • Enter the B-V Color Index into the B-V color index box.
  • Click on Create Star, and repeat with 10+ stars to create a full H-R diagram.