Sky Log

Keep track of your deep-sky observations and plan your upcoming sessions.

Sky Log is a tool for you to plan and log your deep-sky observations. This free and easy-to-use app is designed to help you be successful under the night sky. With a database containing 10,000+ deep-sky objects, you are guaranteed many, many fascinating observations!

Features:

- Information on 10,000+ deep-sky objects (DSOs), including the Messier, Caldwell, Best of NGC, and Herschel 400 catalogs.*

- Sort and display options, as well as a search function, to make it easier to find the right DSOs.

- Planned observation list to plan your upcoming sessions.

- Observation list to keep track of your observations.

- Accessible statistics to follow your progress.

- Daily interesting astronomy facts to expand your knowledge.

- Dark theme to reduce eye strain and preserve night vision.

* The app makes use of the Saguaro Astronomy Club Database version 8.1 (available at https://www.saguaroastro.org/sac-downloads/). We wish to thank the Saguaro Astronomy Club (SAC), and the database developers AJ Crayon and Steve Coe.