Tellus offers great speakers and events on topics ranging from astronomy to paleontology. Below is a list of the upcoming speakers. Galleries will remain open until 9 PM.


Members: FREE
Non-Members: Regular Admission


Need a dose of science? Come get your fix at Tellus Science Museum – the Museum will be open until 9 PM and the Observatory will be open until 10 PM (weather permitting).

You can take in a lecture at 7 PM (see schedule below). Watch the latest planetarium show, shop in the store and have dinner with the family. The Store will remain open until 9 PM and the Café will remain open until 8 PM.

And if the skies are clear, we’ll have the Observatory open, too! Tellus Astronomers will be on-hand to help you navigate the stars.

cassini lectureSaturn and Its Moons, Dr. Rosaly Lopes
Friday, Oct 24 at 7 PM
Members: FREE   |   Non-Members: Regular Admission

NASA scientist Rosaly Lopes, a volcanologist at the Jet Propulsion Laboratory, will discuss her role as Investigation Scientist on the Cassini Titan Radar Mapper Team. She is studying the geology of Titan, Saturn’s largest moon, particularly its strange ice volcanoes.

Hope DiamondThe Hope Diamond, Jeff Post
Friday, Nov 21 at 7 PM
Members: FREE   |   Non-Members: Regular Admission

The Hope Diamond is a large 45.52-carat deep-blue diamond housed in the Smithsonian’s National
Museum of Natural History in Washington, D.C. It is most notoriously known for supposedly being cursed.
Come and hear this story from Dr. Jeff Post, Curator-in-Charge of the Smithsonian’s gem and mineral
collection and the man responsible for the care and display of this unique gem.

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