Stellarium Web

Space & Sky

A real, navigable planetarium running in your browser.

Why it made the cut

A planetarium normally needs a building, a dome and a projector. This is the same underlying astronomy — real star positions, constellations, planets — running as a free, zero-install website you can point at tonight's actual sky from wherever you are.

Try it when you're In awe Wide awake

Visit stellarium-web.org