Alnitak, Zeta Orionis (ζ Ori), is a triple star system located at a distance of 1,260 light years. It forms Orion's Belt with Alnilam and Mintaka.| Star Facts
Messier 78 (M78) is a reflection nebula located in the northern constellation Orion, the Hunter. M78 is the brightest diffuse reflection nebula in the sky. It has an apparent magnitude of 8.3 and lies at an approximate distance of 1,600 light years from Earth. It has the designation NGC 2068 in the New General Catalogue.… Read More »Messier 78| Messier Objects
Asterisms are defined as patterns formed by stars of one or more constellations. These star patterns are commonly recognized by observers across the world and once served as a basis for the modern 88 constellations.| www.constellation-guide.com
The Horsehead Nebula (B33) is a dark nebula located 1,375 light-years away in the constellation Orion. It is part of one of the nearest massive stellar nurseries to the Sun. It appears in the region of Orion's Belt.| www.constellation-guide.com
Rigel (β Ori) is a blue-whlue-white supergiant star located 848 light-years away in the constellation Orion. It is the most luminous star within 1,000 ly of Earth.| Star Facts
T Tauri is a young variable star located 471 light-years away in the constellation Taurus. It serves as the prototype for the T Tauri variables and illuminates Hind’s Variable Nebula (NGC 1555).| Star Facts
Orion's Sword is one of three major asterisms in the constellation Orion, along with Orion's Belt and Orion's Shield. It is formed by three multiple star systems -- 42 Orionis, Theta Orionis, and Iota Orionis -- and the bright, large Orion Nebula (Messier 42).| www.constellation-guide.com
Orion, the Hunter, is one of the best known constellations in the sky. Home to Orion's Belt, the Orion Nebula, and the bright stars Rigel and Betelgeuse, the constellation lies north of the celestial equator and is visible from both hemispheres.| www.constellation-guide.com
Bellatrix, Gamma Orionis (γ Ori), is a main sequence star located at a distance of 250 ly in Orion constellation. Also known as the Amazon Star, it marks Orion's left shoulder.| Star Facts
Betelgeuse, Alpha Orionis (α Ori), is a red supergiant star and supernova candidate located 548 light-years away in the constellation Orion. Marking the Hunter's shoulder, it is one of the most recognizable stars in the night sky.| Star Facts
The Witch Head Nebula (IC 2118) is a large, faint reflection nebula located approximately 900 light-years away in the constellation Eridanus. It is illuminated by the supergiant Rigel in Orion, the seventh brightest star in the sky.| www.constellation-guide.com
Messier 42 (M42), the famous Orion Nebula, is an emission-reflection nebula located in the constellation Orion, the Hunter. With an apparent magnitude of 4.0, the Orion Nebula is one of the brightest nebulae in the sky and is visible to the naked eye. It lies at a distance of 1,344 light years from Earth and… Read More »Messier 42: Orion Nebula| Messier Objects
Orion’s Belt is one of the most familiar asterisms in the night sky. It is formed by three stars in the constellation Orion: Alnitak, Alnilam, and Mintaka. The bright blue stars are part of the hourglass-shaped constellation figure of Orion.| www.constellation-guide.com
The life cycle of a star is the process of change in structure and composition that every star undergoes over time. It can last for a few million years or trillions of years, depending on the star’s mass.| Star Facts