How long will alien civilisations broadcast their existence into space?

Prediction market on manifold. This market will be used to calculate L for the Manifold Solves the Drake Equation project. You can read more about the Drake Equation [here](https://en.wikipedia.org/wiki/Drake_equation). This market is intended to not resolve and functions as a stock ticker tracking the current scientific consensus. It will close intermittently to allow for easy tracking of project and reopen once recordings are taken. If a solid scientific consensus is held over a significant period of time (multiple decades) then it may resolve to that consensus.

24h Volume: $10. Liquidity: $1,000. Resolves: 6/15/2026.