Browse Astronomy software downloads

USA Radars Weather Browser

2.8 download

One of the fastest ways to view weather!

Chinese Calendrics

17.07 download

Chinese Calendar converter and a tool for the study of 3 Asian lunar calendars

Equinoxes, Solstices and Cross-Quarter Days

6.27 download

Calculates dates and times for equinoxes, solstices and cross-quarter days.

Lunar Calendars and Eclipse Finder

17.17 download

Software to find dates and times of lunar and solar eclipses and lunar phases


3.0.23 download

WinStars 3 is a planetarium for almost any platform.


5.1.1 download

CyberSky is an accurate, yet easy-to-use planetarium program.

Nautical Almanac

2017 download

2017 Nautical Almanac including monthly charts with the planets' positions


2.8.7 download

Visit stars & planets, see galaxies & nebulas, try this 3D software planetarium!

5 award


0.0.9 download

AstroMatos will help you for astrophotography


1.1.6 download

Star Altlas, Almanac, Eclipses, Twilights + Voy Planner for 9999BC to 9999AD

5 award


2.4 download

Calculate times of sunrise, sunset, moonrise and moonset and more


5.59 download

An astronomical images processing software


1.0 Beta 3 download

Strictly spoken it's a piece of software, simulating the Solar System's bodies

Dark Solar System

2011 download

View a dark energy inside Solar system on your dektop with this screensaver!

EZ Open

5.0 download

A small tool that helps you check the weather

Colliding Galaxies

1.22 download

Colliding Galaxies - software to simulate interacting galaxies

Dr. Regener Sun-Moon-Calendar

9.0 download

Sun-Moon-Calendar for 110 Countries, Holidays, Signs of Zodiac, Saint's Days