... students, kids, busy astronomers and everybody interested in astronomy. Try it, it's free ! ...

... releasing WWT as a free resource to the astronomy and education communities with the hope that it will inspire and empower people to explore and understand the universe like never before. ...

AstroGrav is an astronomy software program that allows you to simulate how ... and these enable you to experiment with the astronomy software without having to enter your own data. The comprehensive editing facilities allow you to either create your own astronomical systems, or to modify existing ones, and provide you ...

AstroGrav is an astronomy software program that allows you to simulate how ... and these enable you to experiment with the astronomy software without having to enter your own data. The comprehensive editing facilities allow you to either create your own astronomical systems, or to modify existing ones, and provide you ...

... interface, it fits well to the demands of astronomy beginners. AstroViewer comes along as an applet for the free online use on the website, and as shareware to download for the offline use. ...

... high school, college and beginning university physics and astronomy. Input mass, radius, coordinates and velocity components of 2 to 10 bodies manually or by dragging and dropping predefined bodies. Then watch how the orbits evolve under the mutual gravitaional attractions. Save and print the simulation. Great for 'lab exercises' in ...

Alcyone Ephemeris is an accurate and fast astronomical ephemeris calculator covering the period 3000 BC to AD 3000. It calculates heliocentric, geocentric, and topocentric positions of the Sun (Earth), Moon, planets and fixed stars in ecliptical, equatorial, and horizontal coordinates (including angular differences between two bodies), with optional corrections for parallax ...

... software implementation of H-R [Hertzsprung-Russell] diagram in stellar astronomy. This software is to make the H-R diagram a little bit more handy to the astronomers adding some extra features inspite of just getting Temperature(K) and Absolute magnitude of a star. It serves the data about the Luminosity and Radius of ...