The Pinwheel Galaxy (M101) is a grand design spiral galaxy located 20.9 million light years away in the constellation Ursa Major. It is one of the brightest and largest spiral galaxies in the sky. It appears in the region of the Big Dipper.| www.constellation-guide.com
Alkaid (η UMa) is a main sequence star located at a distance of 103.9 ly in the constellation Ursa Major (the Great Bear). It is the easternmost star of the Big Dipper.| Star Facts
Alcor (80 Ursae Majoris, g Ursae Majoris) is a double star in the constellation Ursa Major. It is the fainter companion to the Big Dipper star Mizar.| Star Facts
Messier 51 (M51), better known as the Whirlpool Galaxy, is a famous grand-design spiral galaxy located in the constellation Canes Venatici. The Whirlpool Galaxy has an apparent magnitude of 8.4 and lies at an approximate distance of 23 million light years from Earth. It has the designation NGC 5194 in the New General Catalogue. Messier… Read More »Messier 51: Whirlpool Galaxy| Messier Objects
Messier 101 (M101), also known as the Pinwheel Galaxy, is a spiral galaxy located in the constellation Ursa Major, the Great Bear. The Pinwheel Galaxy has an apparent magnitude of 7.86 and lies at a distance of 20.9 million light years from Earth. It has the designation NGC 5457 in the New General Catalogue. The… Read More »Messier 101: Pinwheel Galaxy| Messier Objects
Castor, Alpha Geminorum (α Gem), is a sextuple star system located at a distance of 51 ly from Earth in the constellation Gemini. It consists of three binary pairs.| Star Facts
Boötes (the Herdsman or Plowman) is a large northern constellation dominated by a kite-shaped asterism. The constellation is home to Arcturus, the brightest northern star, and the contrasting double star Izar.| www.constellation-guide.com
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
Sirius, Alpha Canis Majoris (α CMa), is the brightest star in the sky. The Sirius star system lies at a distance of 8.6 ly from Earth in the constellation Canis Major. It can be found using the stars of Orion's Belt.| Star Facts
Virgo is the second largest constellation in the sky. It is home to the Sombrero Galaxy (M104), the Virgo Cluster of galaxies, and Spica, one of the brightest stars in the sky.| www.constellation-guide.com
Dubhe, Alpha Ursae Majoris (α UMa) is a spectroscopic binary star in Ursa Major constellation. It is part of the Big Dipper and known as one of the Pointer Stars.| Star Facts
Spica, Alpha Virginis (α Vir), is a blue-white spectroscopic binary star located at a distance of 250 light years from Earth in the constellation Virgo.| Star Facts
Phecda, Gamma Ursae Majoris (γ UMa), is the 6th brightest star in the Big Dipper and in the constellation Ursa Major. It lies at a distance of 83.2 ly from Earth.| Star Facts
The Big Dipper is an asterism formed by the seven brightest stars in the constellation Ursa Major. It is also known as the Plough, the Saucepan, and the Great Wagon.| www.constellation-guide.com
Merak, Beta Ursae Majoris (β UMa) is a subgiant star in the constellation Ursa Major. It is one of the Pointer Stars and one of the stars of the Big Dipper.| Star Facts
Ursa Major, the Great Bear, is the largest constellation in the northern sky. It is home to the Big Dipper asterism, formed by its seven brightest stars, and to many well-known deep sky objects.| www.constellation-guide.com
Messier 97 (M97), also known as the Owl Nebula, is a famous planetary nebula located in Ursa Major constellation. The nebula lies at a distance of 2,030 light years from Earth and has an apparent magnitude of 9.9. It has the designation NGC 3587 in the New General Catalogue. Messier 97 occupies an area 3.4… Read More »Messier 97: Owl Nebula| Messier Objects
Messier 109 (M109) is a barred spiral galaxy located in the constellation Ursa Major. The galaxy lies at a distance of 83.5 million light years and has an apparent magnitude of 10.6. It has the designation NGC 3992 in the New General Catalogue. Messier 109 occupies an area of 7.6 by 4.7 arc minutes of… Read More »Messier 109| Messier Objects
Messier 108 (M108), nicknamed the Surfboard Galaxy, is a barred spiral galaxy located in the constellation Ursa Major. The galaxy lies at an approximate distance of 45.9 million light years from Earth and has an apparent magnitude of 10.7. It has the designation NGC 3556 in the New General Catalogue. Messier 108 occupies an area… Read More »Messier 108: Surfboard Galaxy| Messier Objects