Messier 105 (M105) is an elliptical galaxy located in the northern constellation Leo. The galaxy lies at a distance of 32 million light years from Earth and has an apparent magnitude of 10.2. Its designation in the New General Catalogue is NGC 3379. M105 occupies an area of 5.4 by 4.8 arc minutes of apparent… Read More »Messier 105| Messier Objects
Rho Ophiuchi (ρ Oph) is a multiple star system located at a distance of 360 ly from Earth in the constellation Ophiuchus. It is embedded in the Rho Ophiuchi cloud complex.| Star Facts
Barnard’s Star (Gliese 699) is a red dwarf located only 5.96 light-years away in the constellation Ophiuchus. It is the fourth nearest individual star to Earth, after the three components of the Alpha Centauri system.| Star Facts
Zeta Ophiuchi (ζ Oph) is a hot blue star located 366 light-years away in the constellation Ophiuchus. It is the closest O-type to Earth. Shining at magnitude 2.57, it is the third brightest star in Ophiuchus.| Star Facts
Ophiuchus, the Serpent Bearer, is a large constellation near the celestial equator. Representing the healer Asclepius in Greek mythology, the constellation is visible from both hemispheres.| www.constellation-guide.com
Charles Messier’s Catalogue of Nebulae and Star Clusters (Catalogue des Nébuleuses et des Amas d’Étoiles) is an astronomical catalogue of 110 bright deep sky objects that may be mistaken for comets. Even though it was compiled for the purpose of helping observers distinguish between permanent and transient objects in the night sky, the Messier catalogue… Read More »Messier Catalogue| Messier Objects