Browse Astronomy software downloads

Nautical Almanac

2017 download

2017 Nautical Almanac including monthly charts with the planets' positions

CyberSky

5.1 download

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

Equinoxes, Solstices and Cross-Quarter Days

5.22 download

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

Chinese Calendrics

14.52 download

Chinese Calendar converter and a tool for the study of the Chinese Calendar

Lunar Calendars and Eclipse Finder

14.42 download

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

Exsate Golden Hour

1.1.0 download

Ephemeris, Blue Hour, Sun, Moon, Twilight calculator and many more

StarStrider

2.8.7 download

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

5 award

AstroMatos

0.0.9 download

AstroMatos will help you for astrophotography

AstroNav

1.1.6 download

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

5 award

LunaSolCal

2.4 download

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

IRIS

5.59 download

An astronomical images processing software

OpenUniverse

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

Group Email Marketing Software

1.5 download

Top rated group email marketing software

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