Astronomy Software Download

CyberSky

CyberSky is an exciting, entertaining, and educational astronomy program that transforms your personal computer into your personal planetarium. CyberSky provides an excellent way to learn about astronomy and to explore the wonders of the sky visible in the distant past, the present, and the far-off future.

astronomy education hobby planetarium planets science sky space stars cybersky exciting entertaining educational astronomy program

EasySky

Astronomy software, shows you the complete night sky (340,000 stars) and our solar system in a 3D orrery view with the planets, asteroids, and comets from any place at any time. All settings can be saved in different documents. Animations let you understand the motions of the celestial bodies or the daily rotation of the Earth. Printing. The demo version contains less objects and some minor restrictions.

astronomy planetarium stars asteroids comets orrery planets astronomy software star charting orrery animations printing

300 Science Quizzes

300 Science Quizzes: 150 Capital city quizzes, 120 Chemistry and Periodic Table quizzes, 20 Astronomy picture-quizzes and 10 questions about the speed of light for middle and high school students.

science quiz chemistry geography capital cities middle school high school light astronomy planets test quizzes capitals 300 geography chemistry astronomy quizzes middle school students

C88

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. Complex informations about the planets, sun and moon completes the functionallity of the program. C88 bases on the extensive data of the Bright Star Catalogue (9110 entries) and of the Saguaro Astronomy Club Deep

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

365 Hubble Telescope Screen Saver

Launch yourself into orbit and discover the WONDERS OF SPACE through the eyes of the world-famous Hubble Space Telescope. This screen saver includes over forty INCREDIBLY DETAILED IMAGES of spinning galaxies, colorful nebulae, distant supernova remnants, solar system planets, and other amazing celestial bodies. Take your mind to the heavens every time your computer is left idle! Use any screen saver image AS YOUR DESKTOP BACKGROUND too.

screensavers screensaver screen savers screen saver hubble space telescope nasa astronomy galaxy free popular downloads desktop wallpaper wallpapers themes backgrounds animated best cool software computer slideshow slide show

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 in ecliptical, equatorial, and horizontal coordinates, with optional corrections for parallax and refraction; rectangular coordinates, velocity, acceleration, apparent diameter, magnitude, phase, lunar libration and more.

ephemeris ephemerides astronomy planetary positions lunar positions celestial mechamics alcyone ephemeris accurate fast astronomial ephemeris calculator