Tonight’s presentation topic will be Amateur Astronomical Spectroscopy and its Contribution to Science presented by one of our own members and AAVSO Spectroscopy SIG Lead Scott Donnell.
CSASTRO Meetings are free and open to the public, currently held in person and online (see location and virtual meeting invitation information below).
CSASTRO 2026 April General Meeting
Apr 28, 2026, 6:30 – 8:30 PM (America/Denver)
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