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Harcourt  "Ace" Vernon Memorial Lecture

Spring 2026 - The Search for Earth 2.0, Dr. Jessie Christiansen 

Sponsored by Mt. Cuba Astronomical Observatory in conjunction with Delaware Asteroseismic Research Center, the Mount Cuba Foundation and the University of Delaware THE SEARCH FOR EARTH 2.0 Why We Think It Exists, and How We’re Going to Find It SPRING 2026 HARCOURT “ACE” VERNON MEMORIAL LECTURE APRIL 22, 2026 | 7:30 P.M. | CLAYTON HALL FREE AND OPEN TO THE PUBLIC Featuring Guest Lecturer DR. JESSIE CHRISTIANSEN For thousands of years, we’ve wondered if the Earth is unique, or if there are other Earths out there to find. In just the last 30 years, we’ve progressed from merely wondering if planets exist around other stars to knowing that almost every star we see has planets. Ambitious planet searches have been probing further and further, finding planetary systems of an incredible – and incredibly surprising! – variety. However, we have yet to discover another planet that might be like Earth – a rocky planet orbiting just the right distance from a Sun-like star to have liquid water on its

Mt. Cuba Observatory

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