From points of light to star trails.
Stack your sequence, choose which trails to keep and refine sky and landscape. Open each tool guide for its step-by-step workflow.
Get started →Guides in this section
Stacking and alignmentStacking combines several photos into one. You choose what to keep from each: the brightest pixels, an average, the darkest pixels, or a region from one particular photo.Read topic →Comet mode and cumulative savingComet mode gives trails a bright head and a tail that fades away. Use it to suggest movement along the arcs. The name describes that shape; it does not search your pho…Read topic →Detecting and cleaning aircraft, satellites and other trailsTrail cleanup removes aircraft, satellite passes or other objects you do not want in the image. The app finds candidates and suggests a type; you choose which ones to…Read topic →Remove stars and keep other trailsStars replaces detected stellar signal with an estimate of the surrounding background. It can help a meteor, aircraft or satellite stand out without stars competing fo…Read topic →Sky mask, quality and reconstructionThis section offers three ways to improve the sky. Choose according to what you see in your photo:Read topic →Light pollutionLight pollution reduction estimates the smooth glow covering the sky and subtracts it from the image. It can help remove an artificial-light cast and make stars easier…Read topic →