"For years our program has aimed not only to present the progress of astronomy, but to give an opportunity to our members to hear, see, and visit with eminent scientists who actually are contributing to the ever-widening horizon of our knowledge of the universe. ”
1947 CAS brochure by Dr. Jason J. Nassau
The Cleveland Astronomical Society
LECTURE NEWS: MEETINGS:
2024 - 2025
The Cleveland Astronomical Society Lecture Series
has announced the lineup of speakers for the 103rd Season.
LECTURES FOR 2024-2025
September 5, 2024
Rob Landis
Planetary Defense at NASA
Planetary Defense is Applied planetary science. It is a multi-faceted discipline that involves the detection (and subsequent prediction) of potention impacts of asteroids and comets. Currently, there are no known asteroids on an impact trajectory to the Earth. We will learn more about NASA (and the world's) efforts to "find them early, find them early, find them early!" and then what to do about it.