Adrastea and Metis - PowerPoint PPT Presentation

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  1. Adrastea and Metis By: Michelina and Kaiya

  2. Adrastea: Origins • Name: Greek, Zeus/Jupiter’s foster mother • 1st Satellite to be found via interplanetary spacecraft Voyager 1, 1979 • Makes a revolution around Jupiter in less than a day • Thought to be a main contributor to the rings

  3. Adrastea: Physical Features/Attributes • Little is actually known about the physical characteristics • Galileo spacecraft determined it was irregularly shaped • Smallest and closest of the inner moons • Is on the very edge of the Roche Sphere • Low resolution pictures provide little evidence to what is on the surface • Tidal locked and synchronized rotation with Jupiter

  4. Metis: Origins • Name: Greek, Zeus’ first wife • Also known as Jupiter XVI • Discovered by Voyager 1, 1979 • Very close to the rings about 500km away

  5. Metis: Physical Features/Attributes • Also Tidal locked in Jupiter’s orbit • Also has a synchronized rotation • Highly Irregular, looks like a potato • 128000km Orbit Radius • It has a surprisingly bright reflection • Heavily cratered, the surface has a dark red-ish color