Sierra Stars Observatory

Contact owners and managers


This is an online discussion group for subjects dealing with the use of the Sierra Stars Observatory (SSO) and for the Sierra Stars Observatory Network (SSON).

This is also the place we post designation notices from the Minor Planet Center (MPC) pertaining to all observatories in SSON.


English (United States)


Anyone on the web
can see group
Group members
can view members
Anyone on the web
can view conversations
Group members
can post but posts from new members will be held for moderation
Anyone on the web
can join group