Gaia Sky is what the developer calls a "real-time, 3D, astronomy visualization" package, which normally means you get to fly around like you’re in Star Trek, but with real-world deep-space images to make it more "educational". The project is based around the European Space Agency’s Gaia mission to chart around one billion stars of our galaxy. Gaia Sky is open-source and Java-based, with downloads available for Windows, Linux and Mac. We grabbed the Windows build and it installed without issue. On launch the program displays its graphics settings. We could choose to run Gaia Sky full-screen, in a fixed-size or… [Continue Reading]