9,468 astronomical objects
Page 27 of 395
Lg Magellanic Cl
M13
M13 is the finest globular cluster visible from northern latitudes — a tightly packed ball of several hundred thousand ancient stars. Even small telescopes resolve a granular haze at the edges, while larger apertures reveal chains of stars radiating outward.
M24
Not a cluster but a gap — a clear line of sight through the intervening dust to a dense field of the Sagittarius-Carina arm. Two degrees wide, so it needs the lowest power you own. Spectacular in binoculars from a dark site and essentially invisible from a city.
M27
The Dumbbell Nebula is the brightest planetary nebula in the sky and the easiest of its class to find - a dying star's ejected shell seen from the side, so its two bright lobes form the apple-core shape it is named for. At magnitude 7.4 and 8 arcminutes across it is visible in binoculars as a faint patch, resolves into the dumbbell in a 4-inch telescope, and shows its fainter perpendicular wings in an 8-inch under dark skies.
M31
The Andromeda Galaxy is the Milky Way's nearest large galactic neighbor, visible to the naked eye from dark skies. At over 2 million light-years away, it is the most distant object easily seen without a telescope and contains an estimated trillion stars.
M33
The Triangulum Galaxy is the third-largest member of the Local Group. Its low surface brightness demands dark skies and wide-field views, but under the right conditions it reveals spiral arms peppered with bright star-forming knots.