![]() The phone knows where it is and can cue up the right sky view for this location. Hold the phone up and the map corresponds with your sky at this location on the plane. Apps like StarWalk, Sky View and Google Star Finder all had a dynamic sky that responded to the movement of the phone. With GPS and accelerometers, the star maps became dynamic. Smartphones were a revolution for finding stars. To find planets you had to have a set of tables - the Nautical Almanac - and you could read tables and calculate where a planet should be, then go out at night, study the map and then look up and see if you could match the image on the map with the real image of the world. None of the paper maps could keep up with the rapid motions of the planets. There were maps for different hours of the day, and maps for different latitudes, and still more maps for different longitudes. These were always frustrating because it took a lot of maps and charts to manage the changing seasons and locations. Back before there were personal computers I had books and paper maps to help me find the stars. ![]() This is an app where the heads up display really makes it clear what you are seeing. I get to look at tens of thousands of stars every night right in the front yard. While city dwellers catch a glimpse of the moon on a rare occasion, when you live far from the bright lights of the big city, you can take in the stars. To really test these two applications on Glass, it would help if you lived on a tiny tropical island with clear skies and little ground light scatter.įortunately, I live on tiny tropical island with clear skies and little ground light scatter. The command “OK Glass, Explore the Stars” now offers two options Star Chart and Sky Map.
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