How wide was the Arecibo telescope dish?
305 metres. Its bowl covered about 20 acres, and it collapsed in 2020 when the support cables snapped.
How close would your guess have been?
In the game we ask it like this: “The famous Arecibo radio dish measured how many metres across?”
Type a number — scored exactly the way a round in the game is.
The answer
305metres
305 metres in other units
- 1,001 feet



