Exploring solar eclipses through time

Ninety years ago this Halloween, a group of Caltech graduate students hauled a small rocket motor into the Arroyo Seco near Pasadena and tried to fire it up. It didn’t go as planned, but that moment became the unofficial birthday of NASA’s Jet Propulsion Laboratory (JPL). Now, fo ...  Show more

On the night of Oct. 5, 1923, Edwin Hubble spotted a variable star in Andromeda from Mt. Wilson Observatory above Pasadena, California, proving that our galaxy is just one of countless others in the Universe. Now, California Rep. Judy Chu, co-chair of the Planetary Science Caucus ...  Show more

From the discovery of new elements to the testing of novel theories of gravity, solar eclipses have helped spark scientific progress for centuries. Learn more about your ad choices. Visit megaphone.fm/adchoices 

Astronomy Cast Ep. 715: Total Eclipse of the Science: Experiments During the Eclipse by Fraser Cain & Dr. Pamela Gay Streamed live April 1, 2024. NO JOKES! How to watch a solar eclipse and do some science! The next great eclipse is upon us, with viewers across North America witne ...  Show more

What is going on with eclipses? Neil deGrasse Tyson and comedian Chuck Nice learn about some upcoming eclipses and famous eclipses of the past with meteorologist and eclipse chaser, Joe Rao. 

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