This app provides the position of the Sun, Moon, and Milky Way in real time. The Sun Surveyor app is also a useful resource. In addition, it has presets for star trails, meteors, and more. This app includes built-in noise reduction and an intervalometer for night sky time lapses. It is not available for iPhone users.Īnother astronomy application is the Nightscapes app. This app lets you take time-lapse videos of the night sky. There are also built-in calculators for long exposures and dof and fov (depth-of-field).įor Android users, there is the Deep Sky Camera app. The app also has a hyperfocal table that can help you determine the distance from the lens to the star. This way, you can adjust the level of detail if you are using binoculars. You can choose one of three viewing options and customize the magnitude limit for the displayed objects. Stellarium has a clean and intuitive interface that is easy to learn. You can zoom in and out with the finger or use the predictive keyboard to search for specific constellations. With this app, you can identify stars with just a few taps. It is a free, open source planetarium that can be viewed on Linux, Windows and Mac. If you have a telescope or binoculars, you can use Stellarium to help you identify stars. It includes a cloud coverage indicator and can predict how many hours of cloud cover will be expected. If you want to know about weather conditions before you head out, the Meteoblue app is a great option. You can set alerts and use the radar to find out when the clouds are about to move in. Meteoblue is another excellent weather-monitoring app. Some of its other features include DoF & FoV calculators, Star Trails calculators, and more. The Astro Calculator, Astronomical Unit Calculator, and Telescope Eyepiece Calculator are handy tools. This app has real-time temperature heat maps and cloud coverage. In addition, it has a calendar of celestial events.Īnother helpful app is Cloud Coverage & Temperature.
It includes an explainer section and a news section. Another app, the Aurora, is great for viewing aurora. You can also save your own favorite dark site. However, if you cannot afford to leave the city, there are several smartphone apps available that can help you locate dark sites.įor starters, Dark Sky Finder lets you find dark sites around the world.
The best way to combat this is to go somewhere away from light pollution.
The effects of excessive light are numerous, as it affects research, observing, and photographing celestial bodies. It is harmful to astronomers and astrophotographers.
Light pollution is excessive artificial light in the night sky.
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