-
A map of stars, planets, meteor showers, galaxies and nebulae.
-
Sun, Sunrise & Sunset information for your location for any Date & Time!
-
Discover the past and future solar and lunar eclipses
-
A simple map of the sky that shows the positions of the sun, moon and planets.
-
Alarms for sun related events like sunrise, sunset, golden hour, twilight
-
Basic GPS with extended Locator for Ham radio usage.
-
Astronomical observation planning tool with excellent star charting capabilities
-
For RF engineer or Ham
-
Application consisting of various calculations, conversions and reference tables
-
Universal astronomy ephemeris App for calculating high precision ephemeris
-
Simulates the path of the moon - App for the website www.mooncalc.org
-
Information about the Sun and tools for building and understanding sundials.
-
Enjoy Solar Clock and reconnect with your circadian rhythm!
-
One- or two-semester introductory astronomy courses.
-
Star Hoppers integrates the Chinese and Western star charts.
-
Simulation of famous tower clocks
-
Track local sidereal time, schedule alerts, and calculate sidereal time anywhere
-
A simple map of the Martian sky showing the positions of the sun and planets.
-
Sun ephemeris and sundials simulation for design and education
-
The Mars Book app is dedicated for observing Mars close approach in autumn 2020.
