Usno
Absolute Time Corrector v.10.3
Absolute Time Corrector is an award-winning program, which allows you to synchronize your local PC time using NIST (National Institute of Standard Time) Internet Time Service or LAN time servers.
HNSKY v.2 3
HNSKY 2.30 is a program that puts a planetarium in your computer's screen. Hallo Northern Sky (this is the complete name) includes 26000 deepsky objects, all stars to magnitude 12, all planets and moons, along with hundreds of asteroids and comets.
AstroPlanner for Mac OS X v.1.6.1
AstroPlanner is a software application for Macintosh and Windows computers that facilitates astronomical visual observation planning and logging as well as control of Meade telescopes that use the LX200, LX200GPS or Autostar controllers, Celestron Ne
XEphem v.3.6
A scientific-grade interactive astronomical ephemeris package.