75+ years serving St. Louis

The St. Louis Astronomical Society (SLAS) is a 501(c)(3) non-profit established in 1936.  SLAS is devoted to the interest and advancement of the science of astronomy.  With over 200 members, SLAS is the largest astronomical society in the metro St. Louis area.

Monthly Programs

Regular monthly meetings are held on the third Friday of each month at 7:30 pm.  The meetings are held by ZOOM during COVID-19 with topics ranging from professional to amateur level.  To receive a ZOOM link to participate in the meeting, please contact us.