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Constellation Guide

Constellations: A Guide to the Night Sky

Horsehead Nebula

Winter Hexagon

March 13, 2016 by admin
winter circle,winter stars

The Winter Hexagon, also known as the Winter Circle, is a prominent winter asterism formed by seven stars prominent in the winter sky. These are Rigel in Orion, Aldebaran in Taurus, Capella in Auriga, Castor and Pollux in Gemini, Procyon in Canis Minor, and Sirius in Canis Major constellation. Sirius and Procyon are also part … [Read more…]

Posted in: Asterism Tagged: Aldebaran, Beehive Cluster, Beta Tauri, Betelgeuse, Canopus, Capella, Castor, Christmas Tree Cluster, Cone Nebula, Crab Nebula, De Mairan's Nebula, Elnath, Horsehead Nebula, Hyades, M1, M42, M43, Messier 35, Messier 36, Messier 37, Messier 38, Messier 44, Messier 45, NGC 2244, Orion Molecular Cloud Complex, Orion Nebula, Orion's Belt, Orion's Sword, Pinwheel Cluster, Pleiades, Pollux, Praesepe, Procyon, Rigel, Rosette Nebula, Sirius, Starfish Cluster, Winter Circle, Winter Hexagon, Winter Triangle

Flame Nebula

January 11, 2016 by admin
ngc 2024,emission nebula in orion

The Flame Nebula is an emission nebula located in the constellation Orion, the Hunter. The nebula lies at an approximate distance of 1,350 light years from Earth and has an apparent magnitude of 2. It has the designation NGC 2024 in the New General Catalogue. The Flame Nebula occupies an area of 30 arcminutes of … [Read more…]

Posted in: Emission Nebula, Orion Tagged: Alnilam, Alnitak, Barnard's Loop, De Mairan's Nebula, Flame Nebula, Horsehead Nebula, Lambda Orionis Molecular Ring, Messier 42, Messier 43, Messier 78, Mintaka, NGC 2024, Orion Molecular Cloud Complex, Orion Nebula, Orion's Belt, Orion's Sword, Zeta Orionis

Coalsack Nebula

October 27, 2015 by admin
coalsack,dark nebula

The Coalsack Nebula is one of the best known dark nebulae in the sky, along with the nearby Dark Doodad Nebula and the Horsehead Nebula. The Coalsack is located in the southern constellation Crux and overlaps into the neighbouring constellations Musca and Centaurus. The dark cloud of cold gas and dust lies at a distance … [Read more…]

Posted in: Crux, Dark Nebula Tagged: Acrux, Alpha Centauri, Beta Centauri, Black Magellanic Cloud, C99, Coalsack Nebula, Dark Doodad Nebula, Emu in the Sky, Horsehead Nebula, Jewel Box Cluster, Small Magellanic Cloud, Southern Cross, Southern Pointers

Orion’s Belt

June 5, 2014 by admin

Orion’s Belt is one of the most familiar asterisms in the night sky, along with the Big Dipper and the Southern Cross. It is formed by three massive, bright stars located in our galaxy, in the direction of the constellation Orion, the Hunter: Alnilam, Alnitak and Mintaka. Two of the three stars are supergiants.

Posted in: Asterism, Orion Tagged: Aldebaran, Alnilam, Alnitak, Bellatrix, Betelgeuse, Flame Nebula, Horsehead Nebula, Hyades, IC 434, Mintaka, NGC 1990, NGC 2023, NGC 2024, Orion Nebula, Orion OB1b Association, Orion's Belt, Orion's Sword, Pleiades, Rigel, Saiph, Sirius

Horsehead Nebula (Barnard 33)

January 5, 2014 by admin

The Horsehead Nebula is a famous diffuse dark nebula found in the Orion Molecular Cloud Complex in the constellation Orion. It is a dark cloud composed of dust and gas where star formation is taking place. The nebula is also known as Barnard 33, and is located in the emission nebula IC 434. The Horsehead … [Read more…]

Posted in: Dark Nebula, Orion Tagged: Alnitak, Barnard 33, Barnard's Loop, Flame Nebula, Horsehead Nebula, IC 434, Messier 42, Orion Molecular Cloud Complex, Orion Nebula, Orion's Belt, Sigma Orionis, Zeta Orionis

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Constellations

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Andromeda
Antlia
Apus
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Aries
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Caelum
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Asterisms

Big Dipper
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Summer Triangle
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Winter Hexagon
Spring Triangle
Great Diamond of Virgo
Great Square of Pegasus
Kemble's Cascade

Meteor Showers

Perseid Meteor Shower
Orionid Meteor Shower
Leonid Meteor Shower
Geminid Meteor Shower
Ursid Meteor Shower
Lyrid Meteor Shower
Eta Aquariid Meteor Shower
Quadrantid Meteor Shower

Stars

Sirius
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Canopus
Antares
Betelgeuse
Arcturus
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Spica
Aldebaran
Alpha Centauri
Proxima Centauri
Regulus
Altair
Deneb
Vega
Eta Carinae
V838 Monocerotis
VY Canis Majoris
XZ Tauri
Pistol Star

Deep Sky Objects

Crab Nebula (M1)
Lagoon Nebula (M8)
Eagle Nebula (M16)
Omega Nebula (M17)
Trifid Nebula (M20)
Dumbbell Nebula (M27)
Andromeda Galaxy (M31)
Triangulum Galaxy (M33)
Orion Nebula (M42)
Praesepe (M44)
Pleiades (M45)
Whirlpool Galaxy (M51)
Ring Nebula (M57)
Sunflower Galaxy (M63)
Black Eye Galaxy (M64)
Bode's Galaxy (M81)
Cigar Galaxy (M82)
Southern Pinwheel Galaxy (M83)
Owl Nebula (M97)
Pinwheel Galaxy (M101)
Sombrero Galaxy (M104)
Messier 106
Cassiopeia A
Coalsack Nebula
Hyades
Helix Nebula
Butterfly Nebula
Carina Nebula
Heart Nebula
Soul Nebula
Cat's Eye Nebula
Saturn Nebula
Cygnus X-1
Horsehead Nebula
Flame Nebula
Hourglass Nebula
Rosette Nebula
Sagittarius A
Arches Cluster
Quintuplet Cluster
Stephan's Quintet
Omega Centauri
Eskimo Nebula
Blue Flash Nebula
Centaurus A
Large Magellanic Cloud
Tarantula Nebula
Red Spider Nebula
Veil Nebula
Cartwheel Galaxy
Double Cluster
Boomerang Nebula
Monkey Head Nebula
Jewel Box Cluster
Cone Nebula
Christmas Tree Cluster
Fox Fur Nebula
Snowflake Cluster
Prawn Nebula
Wizard Nebula
Supernova SN 2014J
Antennae Galaxies
Eyes Galaxies
Siamese Twins Galaxies
Thor's Helmet
Pelican Nebula
Gamma Cygni Nebula
Tulip Nebula
North America Nebula
Crescent Nebula
Soap Bubble Nebula
Twin Jet Nebula
Bubble Nebula
Witch Head Nebula
Cat's Paw Nebula
Calabash Nebula
Stingray Nebula
Antlia Dwarf
Boötes I
Flaming Star Nebula
Phantom Streak Nebula
Westerlund 2 and Gum 29
Darth Vader's Galaxy
Condor Galaxy (NGC 6872)
NGC 1277
NGC 1365
NGC 1569
NGC 1679
NGC 6101
NGC 772

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