Reach For The Stars Constellations and DSO objects

taurus

1. Aldebaran is an orange giant star located about 65 light years from the Sun in the zodiac constellation of Taurus. It is the brightest star in its constellation and usually the fourteenth-brightest star in the nighttime sky 2. The Crab Nebula (catalog designations M1, NGC 1952) is a supernova remnant and pulsar wind nebula in the constellation of Taurus. The nebula was the first astronomical object identified with a historical supernova explosion. 3. T Tauri is a variable star in the constellation Taurus, the prototype of the T Tauri stars. It was discovered in October 1852 by John Russell Hind.

perseus

1. Algol, known as the Demon Star, is a bright multiple star in the constellation of -----. 2. The first and best known eclipsing binary, Algol is actually a three-star system

aquila

1. Altair, is the brightest star in the constellation of ---- 2. the twelfth brightest star in the night sky 3. Altair is an A-type main sequence star with an apparent visual magnitude of 0.77 and is one of the vertices of the asterism known as the Summer Triangle

scorpius

1. Antares is the fifteenth-brightest star in the night sky; the brightest star in the constellation of Scorpius, 2. often referred to as "the heart of the scorpion". 3. ". Antares is a supergiant star with a stellar classification of M0.5Iab

bootes

1. Arcturus is a star in the constellation of -----. 2. It is relatively close at 36.7 light-years from the Sun 3. Arcturus is part of the Spring Triangle asterism and, by extension, also of the Great Diamond along with the star Cor Caroli.

orion

1. Betelgeuse is the ninth-brightest star in the night sky and second-brightest in the constellation of ---- 2. Distinctly reddish, it is a semiregular variable star whose apparent magnitude varies between 0.0 and 1.3, 3. Rigel is generally the seventh-brightest star in the night sky and the brightest star in the constellation of ---- 4. The star as seen from Earth is actually a triple or quadruple star system, 5. The Orion Nebula (also known as Messier 42, M42, or NGC 1976) is a diffuse nebula situated in the Milky Way, south of Orion's Belt in the constellation of -----

auriga

1. Capella, is the brightest star in the constellation of -----; 2. Although it appears to be a single star to the naked eye, it is actually a star system of four stars in two binary pairs 3. The first pair consists of two bright, type-G giant stars, designated Capella Aa and Capella Ab, Capella Aa is the brighter of the two 4. The second pair, around 10,000 astronomical units from the first, consists of two faint, small and relatively cool red dwarfs. They are designated Capella H and Capella L

cassiopeia

1. Cassiopeia A (Cas A) is a supernova remnant (SNR) in the constellation ------ and the brightest radio source in the sky outside the solar system 2. The supernova occurred approximately 11,000 light-years away within the Milky Way.

gemini

1. Castor is the second-brightest star in the constellation of Gemini and one of the brightest stars in the night sky. 2. Castor is a complex multiple star system made up of six individual stars. 3. Pollux, is an orange-hued evolved giant star approximately 34 light-years from the Sun in the northern constellation of Gemini. It is the closest giant star to the Sun. Since 1943, the spectrum of this star has served as one of the stable anchor points by which other stars are classified. 4. Geminga is a neutron star approximately 250 parsecs from the sun

cygnus

1. Deneb is the brightest star in the constellation of ---- 2. is one of the vertices of the asterism known as the Summer Triangle and forms the 'head' of the Northern Cross 3. Cygnus X-1 is a galactic X-ray source in the constellation Cygnus, and the first such source widely accepted to be a black hole.

ursa major

1. Mizar and Alcor are two stars forming a naked eye double star in the handle of the Big Dipper asterism in the constellation of Ursa Major. Mizar is the second star from the end of the Big Dipper's handle, and Alcor its faint companion 2. Mizar is itself a quadruple system and Alcor is a binary, the pair together forming a sextuple system. The whole system lies about 83 light-years away from the Sun.

hydrus

1. NGC 602 is a young, bright open cluster of stars located in the Small Magellanic Cloud (SMC),

ursa minor

1. Polaris, commonly the North Star or Pole Star, is the brightest star in the constellation of Ursa Minor. 2. It is very close to the north celestial pole, making it the current northern pole star. 3. Polaris is a multiple star, made up of the main star (Polaris Aa, a yellow supergiant) in orbit with a smaller companion (Polaris Ab); the pair in orbit with Polaris B (discovered in 1780 by William Herschel). 4. Polaris Aa is a 4.5 solar mass (M☉) F7 yellow supergiant or spectral type Ib. The two smaller companions are Polaris B, a 1.39 M☉ F3 main-sequence star orbiting at a distance of 2400 astronomical units (au), and Polaris Ab, a very close F6 main sequence star with an 18.8 au radius orbit and 1.26 M☉.

canis minor

1. Procyon is the brightest star in the constellation of ---- 2. It is a binary star system, consisting of a white main-sequence star of spectral type F5 IV-V, named Procyon A, and a faint white dwarf companion named Procyon B.

leo

1. Regulus is the brightest star in --- and one of the brightest in the night sky 2. Regulus is a multiple star system composed of four stars that are organized into two pairs. 3. Regulus A consists of a blue-white main sequence star and its companion, which has not yet been directly observed, but is probably a white dwarf. Located farther away are Regulus B, C, D, which are dim main sequence stars.

sagittarius

1. Sagittarius A* (pronounced "Sagittarius A-star") is a bright and very compact astronomical radio source at the center of the Milky Way, 2. The Omega Nebula, also known as the Swan Nebula, Checkmark Nebula, and the Horseshoe Nebula (catalogued as Messier 17 or M17) is an H II region in the constellation ------. 3. The Lagoon Nebula (catalogued as Messier 8 or M8, NGC 6523) is a giant interstellar cloud in the constellation Sagittarius.

canis major

1. Sirius is a star system and the brightest star in the Earth's night sky 2. What the naked eye perceives as a single star is actually a binary star system, 3. consisting of a white main-sequence star of spectral typeA1V, termed Sirius A, and a faint white dwarf companion of spectral type DA2, called Sirius B. 4. Sirius is also known as the "Dog Star",

virgo

1. Spica is the brightest star in the constellation of Virgo and the 16th brightest star in the night sky 2. Spica is a close binary star whose components orbit about each other every four days.

carina nebula

1. The ---- Nebula (also known as the Great Nebula in -----, the Eta ----- Nebula, NGC 3372, as well as the Grand Nebula) is a large complex area of bright and dark nebulosity in the constellation of ----- 2. The nebula lies at an estimated distance between 6,500 and 10,000 light years from Earth. The nebula contains several open clusters, including numerous O-type stars and one of the youngest known star clusters, at half a million years old 3. The nebula is one of the largest diffuse nebulae in our skies.

Aquarius

1. The Helix Nebula, also known as The Helix, NGC 7293, is a large planetary nebula (PN) located in the constellation ----- 2. this object is one of the closest to the Earth of all the bright planetary nebulae. 3. The Helix Nebula has sometimes been referred to as the "Eye of God" in pop culture

tucana

1. The Small Magellanic Cloud (SMC), or Nebucula Minor, is a dwarf galaxy near the Milky Way 2. ] contains several hundred million stars,[5] and has a total mass of approximately 7 billion times the mass of the Sun

The Tarantula Nebula

1. The Tarantula Nebula (also known as 30 Doradus) is an H II region in the Large Magellanic Cloud (LMC). It was originally thought to be a star, but in 1751 Nicolas Louis de Lacaille recognized its nebular nature.

dorado

1. The Tarantula Nebula (also known as 30 Doradus) is an H II region in the Large Magellanic Cloud (LMC). It was originally thought to be a star, but in 1751 Nicolas Louis de Lacaille recognized its nebular nature. 2. The Large Magellanic Cloud (LMC) is a satellite galaxy of the Milky Way. It is visible as a faint "cloud" in the night sky of the southern hemisphere straddling the border between the constellations of Dorado and Mensa, and it appears from Earth more than 20 times the width of the full moon.[9]

ophiucus

1. Zeta Ophiuchi is a star located in the constellation of ------ 2. It is an enormous star and more than 19 times the suns mass and 8 times its radius 3. This star is roughly half way through the initial phase of its stellar evolution and will, within the next few million years, expand into a red supergiant star wider than the orbit of Jupiter before ending its life in a supernova explosion leaving behind a neutron star or pulsar. 4. Supernova 1604, also known as Kepler's Supernova, Kepler's Nova or Kepler's Star, was a supernova of Type Ia that occurred in the Milky Way,

serpens

1.The Eagle Nebula (catalogued as Messier 16 or M16, and as NGC 6611) is a young open cluster of stars in the constellation Serpens, 2. Both the "Eagle" and the "Star Queen" refer to visual impressions of the dark silhouette near the center of the nebula, an area made famous as the "Pillars of Creation" photographed by the Hubble Space Telescope. The nebula contains several active star-forming gas and dust regions, including the Pillars of Creatio

lyra

1.Vega, is the brightest star in the constellation of ---, 2. . It is relatively close at only 25 light-years from the Sun, and, together with Arcturus and Sirius, one of the most luminous stars in the Sun's neighborhood 3. The Ring Nebula (also catalogued as Messier 57, M57 or NGC 6720) is a planetary nebula in the northern constellation of ---.