Tap or click to drop
Drop. Merge. Reach the Sun.
Tap or click anywhere above the danger line to drop a planet.
When two planets of the same type touch, they merge into the next one up.
9 tiers, from Mercury → Sun. Game over if any planet rests above the danger line for too long.
Each merge scores points. Bigger planets = more points. Two Suns = jackpot.
Your stack overflowed.