This stargazing app takes advantage of your device's GPS and accelerometer to show you a dynamic map of stars, constellations, and other celestial bodies. Most dazzling is the augmented-reality mode, which overlays labels on a live image of the night sky with the help of your device's camera.
WIRED Background information on stars and constellations. Astronomical calendar and picture-of-the day features.
TIRED Outlines for only one constellation at a time.