Science Sims @ CCNY

The Celestial Sphere

astronomy simulation

Instructions: Start and stop the motion with using the bottom. Rotate the scene using the mouse.
Explanation: Early astronomer considered the earth to be stationary, and demanded that all the visible celestial bodies rotated around the earth. Here we see the sphere of the fixed stars, and our sun, both rotating around a stationary earth.

Link to stand-alone sim: Here is a link to view the sim on its own, with no distractions.

View this sim →

Tags:

celestial sphere
Ptolemaic system

Embed code: Use this sim on a webpage. Copy the code block below, and include it anywhere on a webpage to show the sim.

Developers: View the code here: Code

Main Contributors:

Updated: July 15 , 2018