Free astronomical software for Mac, Windows, Linux. Celestia doesn’t confine you to the surface of the Earth. You can travel throughout the solar system, to any of over 100,000 stars, or even beyond the galaxy.
Interesting news items (etc) found and linked.
Free astronomical software for Mac, Windows, Linux. Celestia doesn’t confine you to the surface of the Earth. You can travel throughout the solar system, to any of over 100,000 stars, or even beyond the galaxy.