Data Services
from the U.S. Naval Observatory. Online forms provide sunrise, sunset, moonrise, moonset, and twilight times for one day or one year; moon phases, eclipse charts, and data for major solar system bodies and bright stars.
Mars Explorer
Interactive 3D exploration and navigation over the Mars surface. Game is compatible with Mac OS X operating systems.
StarTrax and StarShow
displays stars, constellations, planets, galaxies, and star clusters, with animations and a screen saver. [Shareware - DOS/Win 3.x]
Jovian Satellite Simulator
JupSat95 calculates and displays the positions of Jupiter's four Galilean moons. [Shareware Win9x/NT]
Planisphere
Displays appropriate sky area on monitor for any date. [Freeware - Windows]
Stellarium
basic planetarium designed to show the sky as seen from any place on Earth at any date. Accuracy has been sacrificed for the sake of "photorealism". Uses the HR catalog of 9000 stars. This reviewer encountered hardware incompatibility problems, despite the appropriate specs. [Freeware Win 95/98/2000 and Linux, + 3D Card with OpenGL support ]
DeepSkyLive
A free online planetarium JAVA-applet for producing detailed finder charts for 10,000s of deep-sky objects. Stars to magnitude 11.5 and deep-sky objects to magnitude 16.5 may be viewed and printed.
Starmap
Interactive night sky plotter. [freeware - Windows]
Planet's Orbits
a multi-feature digital orrery. [Shareware - Windows 95/98/ME]
AstroViewer: Quick Orientation in the Night Sky
The AstroViewer planetarium applet shows a sky map for any time and any location on Earth. Individual printable sky maps (GIF, PDF) may be created.
The Sky
planetarium program showing you the sky on any date, from any place on earth. Has features to benefit a wide range of interest levels, from the beginning hobbyist to the seasoned professional. [commercial, Win98/NT, MacOS]
Bubba's Bits
Offers the picoSky cellular telephone planetarium application which runs on most phones that allow Java game downloads.
XEphem
Interactive astronomy program for Unix systems with X Windows and Motif. [open source - Unix]
Coeli Astronomy Software
Complete line of PC astronomy software, including Stella 2000 - talking astronomy suite with encyclopedic reference, logbook, orrery, and planetarium with telescope control. Free astronomy software gifts on offer here. [shareware,freeware,commercial - Win95/98/Me/NT/2000/XP]
CyberSky
displays the stars, constellations, deep sky objects, Sun, Moon, and planets as visible from any location on Earth at any given time, with optional animation. [shareware - Win95/98/NT]
Deep Space
observer-oriented star mapping and telescope control software. [commercial, demo available - DOS]
Distant Suns
Virtual planetarium and merchandise information. [commercial - Windows/Macintosh]
Dutch Occultation Association
Free version of Lunar Occultation Workbench ( LOW ).
EasySky
Planetarium with orrery, and animation. Commercial, demo available - Win95/98/Me/NT/2000/XP.
Perseus Astronomy Simulation Software
Perseus is a complete, powerful and fast desktop planetarium. Software features very good graphics, "real deep" technology, 3D solar system objects, scripting function for lecturers, plus ASCOM support. Italian and english versions are available.
SunClock by Andrea Esuli
Shows the daylight face of the Earth, the position of the Sun, the position of the Moon and its phase. [freeware - Windows 9x/NT/2k/XP]
Home Planet
A comprehensive space and astronomy package, with satellite-tracking capabilities. [freeware - Win95/NT]
Free Celestial Maps
rudimentary sky-charting program outputs schematic maps in five projection types, using a small star database or the SAO and PPM. [Freeware DOS/Win95]
Hallo Northern Sky
planetarium program which includes the Tycho-2 and SAC 7.2 catalogues. Can access the GSC CD-ROMs. [Freeware - Win95]
Planet Finder
rudimentary display of the planets for any given date. [Java applet]
LunarPhase Pro
Lunar observer's toolkit with real time moon simulation including libration. Identify lunar features; zoom, pan and print moon maps; monthly lunar ephemeris; many charts, diagrams and printouts.
The Earth Centered Universe
planetarium and telescope control program. [shareware - Win3.1/95/98/NT]
Celestial Sphere: Online Virtual Planetarium
A sophisticated java applet showing 9000+ stars, planets, and messier objects.
Power Age
basic planetarium, with 3 view styles. Includes stars, planets, comets, asteroids and objects from the NGC catalog. [Shareware - Win9x]
Project Pluto - Guide
Desktop planetarium and charting program. [commercial - Dos, Win3.1/95/NT]
RedShift
Multimedia desktop planetarium on CD-ROM. [Commercial]
MyStars!
planetarium program generating accurate charts, with stars, planets, comets, and asteroids. Orrery views make it a useful teaching tool. [shareware - Win3.1/95/98/NT]
Lunar Map Pro
Lunar Map Pro is astronomy software for amateur observers of the Moon. It has over 13000 features with full search data base of all the known craters including NASA Apollo landing sites.[commercial]
SkyTools
Observation planning, charting & logging software. [commercial - Win95/98/NT]
SKYLab Astronomy Software
Deep Sky Star Charting and Telescope Control System. [commercial - Win9x/NT/2000/XP]
SkyMap
a CD-ROM planetarium and star-charting program equally suited to both the casual stargazer and the serious amateur or professional astronomer, although its feature list will appeal especially to the more advanced user. [Commercial, demo available - Win95/98/NT]
Solarark
Planet2010 high accuracy astronomy software using VSOP87 planetary theory for calculating the positions of all of the planets within our solar system. Software is accurate for years between 1900 and 2100 (commercial - win95,98,NT,win2000,XP).
SkyChart
planetarium program displaying the sky from anywhere on Earth, in the solar system, or in the Milky Way, and for any point in time in the future or past. It supports numerous telescope computer controllers. [commercial, demo available - Win3.1/95/NT, Mac]
Starry Night
Planetarium program which lets you view the sky from anywhere in the universe. [Commercial - Windows/Macintosh]
DeskNite - Live Celestial Wallpaper
turns your Windows Desktop into the night sky as viewed from your own back yard, no matter what the time or which part of the world you live in. [Freeware - Win95/98/Me/NT/2000]
Stella 2000 Astronomy Software
Astronomy suite comprising planetarium with scintillation and live tracking, realtime Sky Quiz, observing log and telescope optics, along with an HTML guide to the solar system. The software also integrates a dictionary of 1000 astronomical terms and a book-length primer containing topics like "What are the Stars?", "Choosing a Telescope", "Cosmology", "Dark Matter", "The History of Astronomy", and others. Uses Microsoft Agent speech technology to correctly pronounce over 300 star names. [Shareware - Win95/98/Me/XP/NT/2000]
Stellaris Software
Stellaris is an astronomy shareware program. It includes simulations of the night sky (including NGC objects) and solar system. It also plots user-definable graphs, displays space images and comes with various utilites such as an astronomical calculator.
Navigator Light
Celestial navigation software with star finder, vetor chart and GPS interface. [commercial, demo available. Windows]
ThatsCatchy.com
Home of Scorpius 2005 Personal Planetarium which features highly realistic rendering of the night sky and deep space objects based on astronomical photographs. Software requires that the Java Runtime Environment be installed.
HyperSky
an astronomical data display engine allowing full control over what objects are displayed, with "hypertext-like" information about those objects. Beginning to show its age. The demo uses a DOS installer which failed to work on this reviewer's system. [commercial, demo available - Win3.1/95]
MegaStar Sky Atlas
resource for deep-sky observing. [commercial, demo available - Win3.1/95]
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