Cash
Portfolio
TrendingMidtermsElectionsPoliticsSportsCultureCryptoCommoditiesClimateEconomicsMentionsFinanceTech & Science
PredictLive119AccountSocial
MARKETSINVESTLIVE119
Product
Kalshi ProInvestMarketsIncentive programSmall business hedgingInstitutionsAPI & developers
Company
AboutKalshi ResearchBlogCareersPolicy CenterBrand Kit
Help
Help CenterFAQFee scheduleTrading hoursRegulatoryTrust Center
© 2026 Kalshi Inc. · All rights reserved
PrivacyData Terms of ServiceTrading ProhibitionsFAQ for Finance Professionals
Trading on Kalshi involves risk and may not be appropriate for all. Members risk losing their cost to enter any transaction, including fees. You should carefully consider whether trading on Kalshi is appropriate for you in light of your investment experience and financial resources. Any trading decisions you make are solely your responsibility and at your own risk. Information is provided for convenience only on an "AS IS" basis. Past performance is not necessarily indicative of future results. Kalshi is subject to U.S. regulatory oversight by the CFTC.
Series Image
  1. Space

Will the U.S. confirm that aliens exist?

Chance
Before Jan 1, 2027
1.9%
▼ 2.5

Before Jan 1, 2027

1.9%
▼ 2.5
Before Jan 1, 2028
13%
▼ 3

Before Jan 1, 2028

13%
▼ 3
Before Jan 20, 2029
22%
▼ 1

Before Jan 20, 2029

22%
▼ 1
6 more
Will the U.S. confirm that aliens exist?

Before Dec 1, 2026

Odds
1% chance
Max payout
Dec 1, 2026
$0
$43,361,192 vol
More Science and Technology Markets

Trending Science and Technology markets

Best AI at the end of 2026?Open vs. Closed Token Volume (open weights share) in Nov 8, 2026When will any company achieve AGI?When will Anthropic release Mythos?When will P vs NP be resolved?When will OpenAI release Astra 6.1+?Will the FDA approve retatrutide?Measles cases this year?

Science and Technology hub

All Science and Technology markets