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Beta · Testing Phase // The modeling is being stress-tested for accuracy.
LIVE
Expedition 74 is in orbit right now · 7 crew · day 120
HSS LIVE FEED

Engine running · 6 subsystems live

Scenario Engine

Move the sliders and the model recalculates instantly. Whichever subsystem hits its limit first is the thing that ends the mission.

// Load Preset Mission

Mission Parameters SECTION 01
Crew Size25
Duration (days)180
EnvironmentISS-like
Life Support Configuration SECTION 02
Calories / person / day2400 kcal
Water / person / day11 L
Water recycling efficiency85%
Oxygen recycling efficiency90%
Onboard food production0% of need
Human Factors SECTION 03
Exercise complianceMed · 0.70
Habitat volume / personModerate
Privacy level40/100
Routine stability70/100
Leadership stability75/100
Can This Mission Work? PRIMARY

Modeled Mission Viability

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CALCULATING

/100

What Fails First ONSET DAY

System

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—

Onset

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day

System Status 6 SUBSYSTEMS
The Actual Weight CONSUMABLES MANIFEST

Food mass

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lb stored

Water mass

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lb net

Oxygen

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lb net

Total consumables

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lb · — tons

Why This Happens DOMINANT CONSTRAINT

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What Would Help TOP 3

    Model output, not mission design guidance. See methodology for sourcing.

    Run your own and see what breaks.