THE MESSIER CATALOG Messier Marathoners: Email me your results! (2002 and earlier) Index of Messier objects with image icons or in text mode Go, find the hottest stuff here ! Messier Object Of The Week Look at Nebulae Look at Star Clusters Look at Galaxies During the years from 1758 to 1782 Charles Messier, a French astronomer (1730 - 1817), compiled a list of approximately 100 diffuse objects ...

Home page of the NGC/IC Project ...

List of Common Deep Sky Catalogs Below is a listing of the various more and less common catalogs of deep sky objects, together with abbrevations and a short description. This list is of course far from being comprehensive. If you have any comments or additions, please email me. We have some of these catalogs available here at SEDS. Other compilations are acknowledged where they are linked.

The planetary nebula M57 (NGC 6720), or the Ring Nebula as it is most commonly referred to for obvious reasons, lies about 1600 light years away from the Earth. The name "planetary nebula" given to this class of objects is due to the fact that many of them appear disc-like, similar to how the planets in our Solar System appear when viewed through a telescope. In reality, planetary nebulae are stars at the point of death.

Comprehensive exploration of the galaxies involved in Halton C. Arp's Atlas of Peculiar Galaxies, to support the astronomical observer.

The Deep Sky Observers Home on the Web. This site constitutes an effort to provide the deep sky observer's most valuable tools; the map and the lists of objects. Great effort is made to provide as accurate data as possible in the most efficient and accessible way.

NGC 104 Welcome to Impressions of the Deep Sky. The purpose of this site is not only showcase the excellent work of Jere Kahanp but also encourage others to share their deep sky observations and experiences. In addition, Jere's images are an excellent resource for target verification and planning. Often, photos do not represent the eyepiece view and catalog stats have difficulty describing the ...

Deep Sky Collections and Catalogs Historically important Deep Sky Catalogs and Lists Historical Deep Sky Objects: List of all 152 Deep Sky Object discovered before William Herschel began his extensive survey in September, 1782, in various formats Several smaller catalogs of historical importance are given in our History of Deep Sky Discovery page; this includes Halley's 6-object catalog.

Iiro's DeepSky Pages ...