A handmade model of the heavens
Enter the atelier.
Polishing the brass…
Universal Gravitation
F = G·M☉·m / r²
Kepler III · T² ∝ a³
Eclipse hunter
The next real eclipses. Pick one and the orrery replays it.
The sky on your birthday
The orrery will spin the heavens back to the exact sky you were born under, then seal you a certificate.
The orrery has stopped.
The graphics context was lost. Reload to wind it up again.