alcyone software

Informations about celestial sphere objects.


C88 is an informational tool for amateur astronomers. It provides detailed informations about the celestial sphere objects, visible with naked eyes and for the use of an eyepiece of a modest amateur telescope to observe deep sky objects.

Tags: about astronomical data astronomy bright stars bsc celestial deep sky objects detailed ephemerides eye informations naked objects planets sphere stars visible

Accurate astronomial ephemeris calculator.

Alcyone Ephemeris

Alcyone Ephemeris is an accurate and fast astronomial ephemeris calculator covering the period 3000 BC to AD 3500. It calculates heliocentric, geocentric, and topocentric positions of the Sun (Earth), Moon, and planets.

Tags: astronomy celestial mechamics ephemerides ephemeris lunar positions planetary positions

Digital orrery with a wealth of functionality

Planet's Orbits

Planet's Orbits (for Windows 98/ME/2000/XP) is an accurate digital orrery with a wealth of functionality. The program uses the DE404 ephemeris (accurate for dates between 2000 B.C. and 6000 AD) for the calculation of planetary (except Pluto).

Tags: accurate asteroids astronomy digital ephemeris functionality orrery planetary positions planets satellites solar system wealth

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