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Countermeasure · Space Psychology & Human Factors

Circadian Lighting

Tunable LED lighting that shifts colour and intensity through the day to reinforce the body clock, helping crews sleep and stay alert despite sixteen orbital sunrises a day.

Mitigates

The physiological effects this countermeasure targets.

Knowledge connections

Sources

The primary and reference sources this topic draws on.

  • NASANational Aeronautics and Space Administration

    Mission data, planetary science, space telescopes, and public-domain imagery.

    Most NASA-produced imagery is in the public domain; individual items are checked for usage terms before publication.