Deep Sky Companions: The Messier Objects (deep-... Now

: The guide covers an eclectic range of "deep-sky" targets, including 39 galaxies, 57 star clusters, 9 nebulae, a supernova remnant (the Crab Nebula), and various other celestial oddities.

: The book blends a robust history of Charles Messier’s life with updated astrophysical information, including modern data from sources like the Hubble Space Telescope. Deep Sky Companions: The Messier Objects (Deep-...

: Unlike many guides that rely solely on professional astrophotography, O'Meara includes his own meticulous hand-drawings. These sketches represent what an observer can actually see through a modest 4-inch telescope under dark skies, providing a realistic expectation for visual stargazers. : The guide covers an eclectic range of

: Every entry features a finder chart, technical data (magnitude, distance, coordinates), and specific "star-hopping" tips to help you locate the object. including 39 galaxies