Will the US confirm that aliens exist before 2027?Will the US confirm that aliens exist by June 30?Will the US confirm that aliens exist by May 31?Will the US confirm that aliens exist by September 30?Will the US confirm that aliens exist by March 31?Will the US confirm that aliens exist by April 30?This market will resolve to "Yes" if the President of the United States, any member of the Cabinet of the United States, any member of the Joint Chiefs of Staff, or any US federal agency definitively states that extraterrestrial life or technology exists by December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to "No". The primary resolution source for this market will be official information from the government of the United States, however a consensus of credible reporting will also be used.
Polymarket uses a central limit order book (CLOB) model β you can buy or sell shares of any outcome at the current market price, or place limit orders. Prices represent implied probability: a $0.65 contract means the market prices a 65% chance of that outcome.