I use another free Sky Atlas when a little less detail is needed, say for a quick observation with the telescope. It's called Cartes du Ciel by Patrick Chevalley. There is a New Version 3 but I am partial to Version 2.76c. It reminds me more of my old Skalnaté Pleso Atlas. I find that with age change is a little harder to accept. You can add Catalogs and other data to increase the amount of data displayed or simplify. You can download asteroids, comets, etc. You can speed into the future or back to an earlier time. Give it a try I think you will like it.
Clear Sky - Rich