The Astronomical Observatories Association Switzerland (AOAS) acts a working group of the Swiss Astronomical Society. The members are operators of astronomical observatories or observing stations. Depending on the equipment available, they are engaged in certain fields of activities and have acquired specific competences therein. Meanwhile, amateur astronomers carry out valuable and appreciated observations for many astronomical sciences.

Join our group! New observers are welcome at any time!

Please visit also our forum "SAG Fachgruppe Sternwarten".