saturn

Life at the SETI Institute

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Worlds in the Making

By Dr. Ignacio Mosqueira, an astrophysicist at the Carl Sagan Center for the Study of Life in the Universe, SETI Institute, and Gail Jacobs Ignacio Mosqueira works with Paul Estrada to piece together the way in which giant planets – such as Jupiter and Saturn — and their moons and rings formed. Ignacio notes that…

From Dust to Planets

By Dr. Paul EstradaPlanetary physicist at the Carl Sagan Center for the Study of Life in the Universe, SETI Institute, and Gail Jacobs If planets are a dime a dozen, moons are less than a penny each. There are at least 139 moons just within our own solar system. Most of these are the property…

By Dr. Mark R. Showalter Planetary Astronomer at the Carl Sagan Center for the Study of Life in the Universe, SETI Institute In 1609, Galileo introduced to the world his new invention, the astronomical telescope. It opened up new opportunities to explore a territory that all prior generations had regarded as familiar–the night sky. In…