Will humans visit the Outer Solar System before Halley's Comet returns?
7
45
แน€150
2061
62%
chance

Conditions:

  • Must be a manned mission to the Outer Solar System (beyond orbit of Jupiter)

  • Must be achieved before 2061

  • Humans do not need to step foot on a solid object in the Outer Solar System, but must enter orbit around a celestial object in that region (gas giant planets or asteroid)

Get แน€600 play money

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