Big Sky Observatory (BSO)
Charitable Registration Number: 86997 9021 RR0001
The Big Sky Observatory is owned and operated by the Big Sky Astronomical Society. It is situated on a small parcel of land that we lease from Alberta Environment and Parks.
The observatory is based on a modified SkyShed design. It is 12-feet wide and 16-feet long. The observatory is home to an impressive 14" Meade LX200 telescope. This telescope was purchased through donations made from more than 200 individuals, just like you! Come visit us soon and see what this amazing "GoTo" telescope can do.
The Big Sky Observatory is located adjacent to the Twin Valley Dam and next to the Twin Valley Campground. You will find it on Highway 529, midway between Highway 2 and Highway 23. The GPS coordinates of the observatory are 50° 13' 48" (50.23°) North and 113° 24' 00" (113.40°) West.
View Big Sky Observatory (BSO) in a larger map
Big Sky Observatory on City TV
A reporter from City TV Calgary came out to the observatory on October 28, 2008. Two days later the observatory was featured on the news. By clicking on the YouTube video below, you can watch this news story.
Big Sky Observatory Astronomical Seeing Chart
The chart below is a special weather forecast for the Big Sky Observatory. It shows, at a glance, if the sky will be cloudy or clear over the next 24 hours. Therefore, it allows visitors to the observatory to know in advance if the weather will be good for astronomical observing. The Astronomical Seeing Chart is constantly being updated and more information is available if you click on the "More" button located at the bottom of the chart.
Big Sky Observatory Clear Sky Chart
The chart below is yet another special weather forecast for the Big Sky Observatory. It shows, at a glance, if the sky will be cloudy or clear over the next two days. Therefore, it allows visitors to the observatory to know in advance if the weather will be good for astronomical observing. The Clear Sky Chart is constantly being updated and more information is available if you click on the chart.
Big Sky Observatory Weather Report
The Clear Sky Chart above is extremely useful when you want to know in advance the amount of cloud cover, the atmospheric transparency, and the astronomical seeing conditions. However, sometimes you may also want to check the local weather radar or just see the big picture from a weather satellite. You might also want to check the seven-day forecast. So, for those of you looking for more meteorological information before heading on out to the observatory, we offer you these links.