NGC 891 (also known as Caldwell 23, the Silver Sliver Galaxy, and the Outer Limits Galaxy) is an edge-on unbarred spiral galaxy about 30 million light-years away in the constellation Andromeda.

2024年10月7日 · NGC 891 is a spiral galaxy that lies almost perfectly edge-on to us, leading to its elongated appearance and its striking resemblance to our home galaxy, the Milky Way, as seen from the Earth. Since NGC 891 is oriented edge-on, …

2023年4月17日 · Visible in the constellation of Andromeda, NGC 891 is located approximately 30 million light-years away from Earth. The NASA/ESA Hubble Space Telescope turned its powerful wide field Advanced Camera for Surveys towards this …

NGC 891 is circumpolar, but is highest in the night sky from January to December. On 30 October it is in opposition to the Sun and crosses the meridian at local midnight. Silver Sliver Galaxy in constellation Andromeda. Charts created using SkySafari 6 Pro and STScI Digitized Sky Survey.

2022年6月17日 · NGC 891 is a galaxy in Andromeda. At magnitude 10.8, this target is visible with a telescope as small as 3 inches under excellent skies — but only just.

Due to its proximity of 9.6 Mpc and its edge-on orientation (van der Kruit & Searle 1981), NGC 891 is one of the most observed and well-studied galaxies of the Local Universe. One of the reasons that this particular region of interest was extensively observed is because it hosts the supernova SN 1986J, discovered on August 21, 1986.

NGC 891 is a Spiral Galaxy located in the constellation of Andromeda in the northern hemisphere. NGC 891's distance from Earth is 31,099,010.61 light years. NGC 891 is called NGC 891 in …

2023年11月22日 · NGC 891, the Silver Sliver Galaxy, in Andromeda, captivates astronomers due to its edge-on spiral structure, revealing mysteries worth exploring.

2023年11月6日 · NGC 891 is a fine edge-on spiral with a faint dust lane along its equator. According to Admiral Smyth, it is another discovery of Caroline Herschel, who found it in August, 1783. Her brother William Herschel cataloged it as H V.19. Our image was obtained with the Isaac Newton Telescope under cooperation with David Malin.

2023年11月26日 · NGC 891 is a showpiece edge-on spiral galaxy that is an irresistible target for imagers. Image: Bob Fera. NGC 891 comfortably takes its place in the pantheon of those special edge-on galaxies such as the Sombrero (Messier 104) in Virgo and NGC 4565 in Coma Berenices. It’s arguably the finest inclined spiral visible in the autumn sky.