Documents 8.5 Cosmic Engine

8.5 Cosmic Engine By: Kevin Huynh Class: Saturday Physics Time: 2:45 â 4:30 p.m. Teacher: Ryan Phung 1. Our Sun is just one star in the galaxy and ours is just one galaxy…

Documents Major Changes in Astronomy Within last 400 years: -- Earth is not the center -- Universe is immense....

Celestial Sphere Major Changes in Astronomy Within last 400 years: -- Earth is not the center -- Universe is immense Within last 200 years: -- Appreciate the age of the universe…