Stargazing - Radmila Topalovic & Tom Kerss


  • Celestials sphere: where earth is in the middle
  • Proxima Centauri - star nearest to the sun
  • Pluto is within the Kuiper Belt and further away is the Oort Cloud
  • Mars is rotating in a retrograde motion
  • Purkinje effect: eye have a peak sensitivity for blue-green in low light condition
  • Zenithal Hourly Rate (ZHR): number of meteors each hour under ideal condition


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