is the premier software for observing. It is not a mere planetarium
or a planner, but software designed to aid in every aspect of
Legendary Nightly Planner
is nothing else that comes close to the SkyTools 4 Nightly Planner, both in
terms of raw power and ease of use. It distills the most
sophisticated astronomical calculations into a remarkably simple
interface that anyone (even absolute beginners) can use.