Orbits, light and very big numbers

Space

Take the controls of the solar system. Bend starlight around a black hole, line up an eclipse, and find out what you would weigh on Mars.

Speed up time and watch gravity keep eight worlds in orbit.

Type in your weight and find out what the scales say on Mars.

Scrub through a lunar month and see why the Moon changes shape.

Line up any planets side by side and see the real scale.

Move the Moon's orbit and line up the shadows yourself.

Turn up the mass and watch starlight bend around the void.