Feature The MELiSSA concept 2D The European regenerative life support system, MELiSSA, is based on the principle of an "aquatic" ecosystem.       Last update: 6 November 2007 In depth  •  The MELiSSA project (http://www.esa.int/SPECIALS/Melissa/SEMU54V681F_0.html)  •  The MELiSSA organisation (http://www.esa.int/SPECIALS/Melissa/SEMJGK8RR1F_0.html)  •  The MELiSSA compartments (http://www.esa.int/SPECIALS/Melissa/SEM6KBV681F_0.html)  •  The MELiSSA concept (http://www.esa.int/SPECIALS/Melissa/SEM8JY8RR1F_0.html)  •  The MELiSSA loop (http://www.esa.int/SPECIALS/Melissa/SEMQJY8RR1F_0.html) More information  •  MELiSSA bibliography (http://www.esa.int/SPECIALS/Melissa/SEM2PK8RR1F_0.html)