Stephen Mounioloux captured this photo of Messier 45 or the Pleiades on September 30, 2011 in Anza, California.
Messier 45 is a usual night sky view during winter in the Northern Hemisphere and during summer in the Southern Hemisphere. The cluster contains middle-aged hot B-type stars. It is also called Seven Sisters.
Here are some details on how Stephen came up with this photo.
Mount: Losmandy G11 Gemini 2
Imaging Telescope: AT65EDQ
Guiding Telescope: ST80 w/ SSAG
Camera: Canon 500D Baader modified and CP30T cooled
Data: 2 hours at ISO1600 (50% 300 s, 50% 600 s)
Calibration: Darks, Flats
Processing: Photoshop CS5
Check out Stephen’s Flickr page for more photos.
Want to get your astrophoto featured on Universe Today? Join our Flickr group, post in our Forum or send us your images by email (this means you’re giving us permission to post them). Please explain what’s in the picture, when you took it, the equipment you used, etc.