the Chinese had named the 28 asterisms that formed the basic reference points for the Chinese equatorial coordinate system. By the first century BC, the Chinese had developed a unique system of constellations that reflected Chinese cosmological ideas with the...
Star Walk 2 is a great option for beginners looking to learn more about stars, constellations and planets. It also has a satellite tracker and appealing AR overlays even on the free version, with a very affordable upgrade. Download Star Walk 2 for iOS or Android Read more below Load the ...
Once users select their hemisphere, region and desired time of night, the map is automatically generated and highlights constellations, planets, moon phases and other cosmic objects that could be visible. The maps will also separate objects that can be seen with the naked eye, binoculars,small te...
- All 88 constellations for $0.99 !- The 300 brightest stars for $0.99 !- The 150 Brightest Satellites for $0.99 !- Full Augmented Reality display- Automatic time sync- Moon phase display- Planets information: description, mass, diameter, range- Constellations Maps- Satellite tracking map- ...
Meaningful Maps & Stars. The go-to app to create custom printable star maps of the real night sky. Celebrate special moments! Start free!
- Constellations Maps - Satellite tracking map - Great for astronomy fans What’s New 28 Oct 2018 Version 6.6 iOS 12 Bug fix App Privacy The developer,Nir Alperovitch, has not provided details about its privacy practices and handling of data to Apple. For more information, see thedeveloper’...
An essential tool for every astronomer. The star atlas that makes it really easy to pick the best objects, make your own observation list and use it when you are outside + free Apple Watch app! Ad Astra contains detailed maps of all 88 constellations, descriptions of more than 1200 of ob...
Quality sky maps (star charts) for stargazing, education and publishing. The Evening Sky Map free each month. Find constellations, planets and comets.
Quality sky maps (star charts) for skywatchers, educators and publishers. The Evening Sky Map (PDF) free each month. Find constellations, planets, comets.
When they did this with many stars, they were able to produce combined radio and optical maps of the Milky Way's spiral arms. Each arm is named for the constellations that exist within it. Astronomers think that the motion of the material around the galactic center sets up density waves (...