December 2025

Sunset, 5:07pm CST. Twilight Ends, 6:34pm CST. Weather permitting, viewing through one or more telescopes will take place. During this time the waxing crescent Moon will be below the horizon. ...

NOAA has issued a Dense Fog Advisory from 10pm to 10am. The last open Friday of December is devoted to premiering much of the 2026 schedule (lectures, camps, celestial events, ...

Weather permitting, viewing of the Sun’s image in four different manners (indirectly onto a white surface, directly with safely-filtered optical light, directly in calcium-K wavelength and directly hydrogen-alpha wavelength) will ...

This program offers advanced topics, activity extensions and all-new games and demonstrations to older youth. Certificates are earned and archived as well as modern experiments take place. There are also giveaways ...

Sunset, 5:11pm CST. Twilight Ends, 6:38pm CST. Weather permitting, viewing through one or more telescopes will take place. During this time the First Quarter Moon will be at a maximum ...