Stargazing: We've Got Apps for That
Observe tonight's sky with SkyWeek at your side.
Keep up with the best celestial sights, including eclipses, conjunctions, and good meteor showers. And view each event with an interactive sky map automatically set to your location.
Never miss an event — get alerts from SkyWeek Plus.
Sync to your phone’s calendar so you can keep track of upcoming celestial events. Plus, receive special alerts for unexpected events such as low-latitude aurorae, newly discovered asteroids, and novae. And of course, access all the great features of the regular app.
Observe the king of planets whenever Jupiter reigns over the night sky.
JupiterMoons helps you locate Jupiter’s four largest moons and accurately predict Great Red Spot crossings and moon transits and eclipses. Plus, learn more about Jupiter and its ice-and-fire moons with our encyclopedic descriptions.
Please note: this application is designed to work in landscape orientation only so that you may view Jupiter, the Great Red Spot, and the Galilean satellites at their best.
Guide your spring observations of Saturn at opposition with our newest app, SaturnMoons.
Track Saturn's nine largest moons using pinch-zoom and time controls that let you customize your view exactly as you like it. And learn more about the planet, its spectacular rings, and its bizarre family of satellites with our encyclopedic entries written by S&T senior contributing editor J. Kelly Beatty.
Please note: this application is designed to work in landscape orientation only so that you may view Saturn and its family satellites at their best.
Love our apps? See room for improvement? Drop us a line to let us know what you think at firstname.lastname@example.org.