Planet Families
Build a solar system (original 2D version).
Solar Vision
Look at the Sun in different ways.
Sizemology
Resize objects until they're the correct relative size.
Space Stage
Film yourself on the Moon, Mars, and more!
Star Maze
Be a photon, escape the sun.
Matter Sorter
Is it a solid, liquid, gas, or plasma?
Rover Coder
Drive a Mars rover.
Rubble!
Save the Earth from asteroids.
Fly to Mars
Launch a spacecraft from Earth to Mars and back again.
Planet Families 2
Build a solar system in 3d.