AstroNight: Astrophotography

Clear nights are rare. AstroNight helps you use them well. It tells you what's worth shooting tonight, which settings to start with, and whether your frames are any good while there's still time to fix them. DECIDE WHAT'S WORTH SHOOTING Tell AstroNight your gear: phone, DSLR, mirrorless, tracker or telescope. It works out the astronomical dark window for your date and location, tonight's moon phase and brightness, and your Bortle class. From that it picks one to three targets that suit those conditions, each with a plain-English reason. Anything your gear can't frame, or the moon will wash out, is left off the list. START WITH THE RIGHT SETTINGS Every target comes with starting settings for your setup. A phone doesn't get aperture advice. A wide-field lens doesn't get a deep-sky target it can't frame. SHOOT MANUALLY WITH YOUR PHONE Use the built-in camera to set exposure time, ISO and…