This website uses cookies (including 3rd party cookies) to improve your navigation experience. If you don't agree with this, you may close this page.

Welcome to SkyPlanner.

This software can help you organize your star gazing sessions .

You can browse various catalogues, like the famousMessier, NGC/IC, and also Arp, Abell, red stars, asterisms; create your own printable session plan, add your notes, get a preview of the selected celestial objects, suggestions customized on your instruments, and many other features.

You can register immediatly, without needing to fill an email address, creating a personal profile with your data and star gazing sessions.

To enter or register the web site, click the login menu item

Happy star gazing!

  • Catalogues: added Hickson's Compact groups of Galaxies.
  • Instruments: support for eyepieces and focal reducers/barlow lenses, with field of view markers on DSS images.
  • Improved filters: better interface for magnitude and altitude filters, and added filters by transit time and angular size
  • Negative colours image working on all browsers
  • Share planned sessions, just like reports
  • Sort objects both by magnitude and observable time in suggested objects page
  • Expand/collapse all objects in a table (suggested objects, session objects)
  • Improved notifications system
  • Added dark nebulae catalogue(Barnard)
  • Improved observation session usability: now it's easier to manage objects, and sorting is more rational.
  • Improved past observation sessions handling, you can now set an object as observed, and write a report about your observation.
  • Dedicated page for observation reports of past sessions, with both single objects report, and a global session report editable with a toolbar button..
  • Shareable reports, with another toolbar button. You can share your reports even with not registered users.
  • Improved filters interface, and added three more filters, by maximum magnitude, by maximum altitude, and by observation status (observed/not observed).

42425 objects.
Included catalogues
  • Messier
  • NGC
  • IC
  • Arp
  • Caldwell
  • Abell
  • MCG
  • UGC
  • Hickson's Compact groups of Galaxies
  • Shakhbazian
  • Barnard's Catalogue of Dark Objects
  • Saguaro Astronomy Club Asterisms
  • Saguaro Astronomy Club Red Stars