Enables automatic alignment of your Celestron computerized telescope. No need to identify or locate any star in the skyStarSense automatically aligns your telescope, so you can begin observing in minutes. Aligns in 3 minutes or less. Provides advanced mount modelingalign on numerous stars throughout the sky for extremely precise GoTo pointing accuracy. StarSense hand controller included. Hot Product 2014 Sky and Telescop Award. Become an instant astronomer, even if youve never used a telescope before, with the one-of-a-kind StarSense AutoAlign. Just set up the accessory, push the Align button on the hand control, and StarSense begins capturing and comparing images of the night sky against its internal database. In about three minutes, it's gathered enough information to triangulate its position and align itself. Then, press the Sky Tour button: StarSense will automatically slew to all the best stars, planets, galaxies, and more currently visible in the night sky. The self-alignment technology behind our award-winning SkyProdigy series is now available for all of Celestron's current computerized telescopes and backwards compatible with many older models as well. A small digital camera takes the place of your finderscope and attaches using one of two provided mounting brackets. The included StarSense hand control, with a database of over 40,000 celestial objects, takes the place of your NexStar hand control. The camera automatically captures a series of images of the sky. StarSense identifies the stars in the images, matching them to its database. Once a positive match is confirmed, StarSense calculates the coordinates of the center of the captured image, thereby determining exactly where the telescope is pointed.