Mars 2020 is a Mars rover mission that includes the rover Perseverance, the small robotic helicopter Ingenuity, and associated delivery systems, as part of NASA's Mars Exploration Program.
In psychology, grit is a positive, non-cognitive trait based on a person's perseverance of effort combined with their passion for a particular long-term goal or end state.
Le Persévérance est un quatre-mâts barque à dunette et gaillards courts, à coque d'acier, construit pour l'armement Bordes par les Forges et Chantiers de la Méditerranée de La Seyne-sur-Mer.
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