SpaceX Mars Mission
Comparing 2 sources · Updated every 60s
Best Yes
93%
PredictIt
Best No
33%
Kalshi
Cross-Source Spread
26¢
Source Count
2
Price History (Cross-Source)
Historical comparison data will appear after the snapshot ingestion job runs a few times.
Your Prediction
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Price Comparison
| Source | Yes | No | Change | Volume 24h | Total Volume | Open Interest | Liquidity |
|---|---|---|---|---|---|---|---|
| PredictIt | 93% ★ | 7% | — | — | — | — | Low |
| Kalshi | 67% | 33% ★ | — | 427 | 54.6K | 25.9K | High |
Who will win the 2026 Tennessee Republican nomination for governor? — Marsha Blackburn
Will Blue Origin land an uncrewed Blue Moon MK1 lander on the moon before SpaceX lands an uncrewed Starship?
Arbitrage Calculator
Free previewBuy YES on
Kalshi
67¢
Buy NO on
PredictIt
7¢
Total Cost
74¢
Gross Profit
26¢
Est. Fees
14.3¢
Net Profit
11.7¢
Return
15.8%
Disclaimer: Arbitrage calculations are estimates based on publicly listed fees. Actual fees, slippage, withdrawal timing, and market movement may affect realized returns. This is not financial advice. Always verify current fee schedules on each exchange before trading.
Fee Reference
| Exchange | Trading Fee | Profit Fee | Withdrawal Fee | Notes |
|---|---|---|---|---|
| PredictIt | None | 10% | 5% | Trading exchange |
| Kalshi | None | 7% | None | Trading exchange |
Resolution Rules
Kalshi — Will Blue Origin land an uncrewed Blue Moon MK1 lander on the moon before SpaceX lands an uncrewed Starship?
If Blue Origin lands an uncrewed Blue Moon MK1 lander on the moon before SpaceX lands an uncrewed Starship as well as before Jan 1, 2030, then the market resolves to Yes.