Challenges
Observing lists to complete with your own images. Tag the objects in your images, and your progress counts at once.
Classic lists
MessierThe 110 objects of Charles Messier's catalog.110 objectsCaldwellPatrick Moore's 109 objects that are not in the Messier catalog.109 objectsHerschel 400400 objects from William Herschel's catalog, chosen by the Ancient City Astronomy Club.400 objectsO'Meara's Hidden TreasuresStephen James O'Meara's 109 deep-sky objects that are not in the Messier or Caldwell lists.109 objectsThe 10 brightest galaxiesThe 10 galaxies with the lowest magnitude in the catalog.10 objectsThe 10 brightest nebulaeThe 10 nebulae with the lowest magnitude in the catalog: bright, planetary and cluster nebulae. Dark nebulae have no magnitude.10 objectsPlanetsThe seven other planets of the solar system and the Moon.8 objects
From the community
No community challenges yet. Make the first one.