Club Contact Info
Mount Diablo Astronomical Society
2070 N. Broadway #4889
P.O. Box 4889
P.O. Box 4889
Walnut Creek CA 94696
Welcome to Mount Diablo Astronomical Society!
M.D.A.S. was formed in 1957 as part of the National "Moonwatch" program established to time the first man-made satellites so accurate orbits could be calculated.
We invite you to attend our monthly meetings. Experience outstanding speakers and conversation with friendly astronomy enthusiasts.
|
Thu 2/19/2026
5:30 p.m. - 7 p.m.
Pacific
|
Science Fair @ Buena Vista Elementary, Walnut Creek, CA
Buena Vista Elementary 2355 San Juan Ave Walnut Creek, CA |
|
Tue 2/24/2026
7:15 p.m. - 9 p.m.
Pacific
|
General Meeting
Lindsay Wildlife Experience 1931 First Avenue Walnut Creek, CA |
|
Thu 2/26/2026
6:30 p.m. - 8 p.m.
Pacific
|
Diablo View Middle School Astonomy Night
Diablo View Middle School 300 Diablo View Lane Clayton, CA |
|
Tue 3/3/2026
1:50 a.m. - 5:17 a.m.
Pacific
|
Lunar Eclipse (Early Morning) |