All showcases
Koydo Sky
A web planetarium: drag to pan across real constellations such as Orion, the Big Dipper, Cassiopeia, and the Summer Triangle, with stars sized by brightness and coloured by type. Tap any star or planet to learn about it. Works with a mouse or arrow keys, no app needed.
All showcasesKoydo Sky
Koydo Sky — explore the night sky
A web planetarium: drag to pan across real constellations such as Orion, the Big Dipper, Cassiopeia, and the Summer Triangle, with stars sized by brightness and coloured by type. Tap any star or planet to learn about it. Works with a mouse or arrow keys, no app needed.
Families and curious learners of every age.