Unlimited mode
Play Size It Up Unlimited Online
A finite size guessing game in Space. Choose 5, 10, or 15 rounds, resize each violet silhouette beside a known reference, and see your total score when the set is complete.
Unlimited mode10 rounds per set
Unlimited mode
round 1 / 10
HOW BIG IS AN OBERON?
1098854.92 m
drag the violet shape to resize · use the ruler to fine-tune
known reference adjust targetdrag to resize
Triton
known reference · 2705200 m
Oberon
adjust target
field note Oberon, a moon of Uranus, has a mean diameter of about 1,522.8 km. This is the body’s size, not an orbital distance.