Are we alone? The Drake equation is a famous equation for estimating the number of intelligent civilizations in the visible Universe. Give your best guess for the different values in the app below and get your own estimate for the number of advanced civilizations our Universe
Solar System Quiz
Planet Temperature Calculator
Build a habitable planet This calculator takes into account variables like the planet's albedo, it's distance from the host star, and the host star's size to determine the planet's temperature. Try to make a planet where water can exist in liquid form! Trouble using this app? Try
Solar System Coloring Page
This coloring page features different planets of the solar system along with the Sun. Materials Checklist • A printer and paper• Crayons or colored pencils
Astronomy in Color
Introduction Full color pictures in Astronomy are actually created by taking several images at different wavelengths of light, assigning colors to those images, and then stacking them on top of each other. Play around with the various color combinations and see what you can