These HTML5 canvas animations, which accompany an astronomy textbook published by Cengage Learning, illustrate basic principles of astronomy including:
Active Galaxy Jets
Center of Mass
Extrasolar Planets
Gravitational Lensing
Retrograde Motion
Variable Stars in a Galaxy
Center of Mass
Extrasolar Planets
Gravitational Lensing
Retrograde Motion
Variable Stars in a Galaxy
Each animation is coded entirely in Javascript and uses double-buffered HTML5 canvas animation.
Technologies used: HTML5 canvas, Javascript