orion and surrounding constellations

orion and surrounding constellations插图

What is the brightest star in the constellation Orion?

The Brightest Stars in OrionRigel. Rigel is the sixth brightest star in the sky and is a blue supergiant. It is 85,000 times brighter than our sun and is located 863 light-years away.Betelgeuse. Betelgeuse is the eighth brightest star in the sky. It is a red supergiant. …Bellatrix. Bellatrix is Orion’s third brightest star. …Saiph. Saiph is the sixth brightest star in Orion. …

What are facts about Orion?

Key Facts SummaryThe constellation of Orion is among the oldest recognized constellations in the world.Among the earliest known depictions of Orion lies in a prehistoric Aurignacian mammoth ivory carving dated to be between 32,000 to 38,000 years old.Orion is the 26 th largest constellation in the sky,stretching for around 594 square degrees.More items…

What are the major stars of Orion?

Underneath the belt is a bright,dense collection of millions of stars known as the Orion nebula.The nebula lies in the sword and can be seen on a clear night with the naked eye.Look diagonally down to the right and find the bright star,Rigel. …Diagonally upwards is Betelgeuse,the star that indicates the shoulder of his raised arm.More items…

Is Orion the hunter constellation?

The Orion Constellation — named after the hunter in Greek mythology — is found on the celestial equator and is a prominent constellation in the night sky.

What constellation is the most easily recognized in the winter sky?

By Ellie Gambrel. With its bright three-star belt, Orion is the most easily recognized constellation in the winter sky. Orion also contains the brilliant red supergiant Betelgeuse, along with the bright Bellatrix and Rigel. Rigel, which is located at Orion ‘s left foot, forms part of the Winter Hexagon, a group of six bright stars located in …

What constellation is the twins in?

Gemini . To the upper left of Orion is the constellation Gemini, the twins. The stars Castor and Pollux — named after the twins — make up their heads; the brighter of the two, Pollux, is part of the Winter Hexagon. Caster and Pollux are said to be the sons of Leda and Jupiter and the half-brothers of Helen of Troy.

Where is Rigel in the constellation?

Rigel, which is located at Orion’s left foot, forms part of the Winter Hexagon, a group of six bright stars located in constellations surrounding Orion that make them easily recognizable.

What constellation is above Orion?

Above Orion’s head is the constellation Auriga, the charioteer; the constellation is named in memory of the inventor of the chariot. It is also called the goat herder. This constellation contains Capella, another star in the Winter Hexagon.

Which star is the brightest in the sky?

Canis Major is easy to recognize as it contains the Dog Star, Sirius, which is the brightest star in the sky. To the left of Orion and above Canis Major is Canis Minor, the "Little Dog" or "Lesser Dog.". Canis Minor contains only two easily visible stars, but one of them is the bright Procyon.

Where does Ellie Gambrel live?

Ellie Gambrel lives in Raleigh, N.C., where she has worked as an editorial assistant since 2007. She holds a Bachelor of Science in biology and a Bachelor of Arts in English from a private liberal arts college for women.

Where is Taurus the bull?

Taurus the bull sits on Orion’s upper right, above his shield. The bull is the form that Jupiter took when he swam from Phoenicia to Crete carrying Princess Europa. This constellation is easily recognizable by the presence of Aldebaran, the last star in the Winter Hexagon, which makes up Taurus’s right eye.

Why is the nebula black?

The reason why the patch appears black has not yet been determined, but one theory suggests that narrow jets of gas from the neighbouring young stars may have punctured the sheet of dust and gas in the nebula and strong radiation from an older star in the region may have helped create the hole.

How far apart are the stars in the Orionis system?

Unlike most binary and multiple stars that share the same Bayer designation, the stars in the Pi Orionis system are fairly wide apart . Pi-1 Orionis and Pi-6 Orionis are separated by almost nine degrees.

How many stars are in Sigma Orionis?

Sigma Orionis is a multiple star system in Orion constellation. It consists of five stars located a little south of Alnitak. The components’ apparent magnitudes range from 4.2 to 6.7. The system is approximately 1,150 light years distant.

What is the brightest star in the constellation?

The brightest star in the constellation is Rigel, Beta Orionis, with an apparent magnitude of 0.18. Rigel is also the sixth brightest star in the sky. The second brightest star in Orion, Betelgeuse, Alpha Orionis, has an apparent magnitude of 0.43 and is the eighth brightest star in the night sky. The constellation Orion contains 10 formally named …

What is the 26th constellation?

Orion is the 26th constellation in size, occupying an area of 594 square degrees. It is located in the first quadrant of the northern hemisphere (NQ1) and can be seen at latitudes between +85° and -75°. The neighboring constellations are Eridanus, Gemini, Lepus, Monoceros and Taurus.

How many light years away is Phi Orionis?

Phi Orionis refers to two star systems in Orion, Phi-1 Orionis and Phi-2 Orionis, separated by 0.71° degrees. Phi-1 Orionis is a double star approximately 1,000 light years distant. The main component is a main sequence star belonging to the spectral type B0, with an apparent magnitude of 4.39.

What is the magnitude of Mintaka?

In the order of brightness, the apparent magnitudes of the components are 2.23 (3.2/3.3), 6.85, 14.0. Mintaka is the faintest of the three stars in Orion’s Belt and the seventh brightest star in Orion. It is the closest bright star to the celestial equator: it rises and sets almost exactly east and west.

Who is the Constellation Orion?

The Constellation Orion is a large bold hunter, standing in the sky with his arm raised, ready to slay any creature that comes close to him!

How far away is the Orion constellation from Earth?

In fact, each object is at a different distance from the earth. To give some idea, the brightest star in Orion is Rigel, which is 860 light-years away from Earth. The Orion Nebula is located 1500 light-years away.

What is the bright star in the Orion Nebula?

The sword is easily seen as it contains the bright Orion Nebula, which looks like a dense, bright spot in the sky. The bright star Betelgeuse marks Orion’s left shoulder. Work your way upwards and imagine him holding a large club. Opposite Betelgeuse is a bright star known as Bellatrix.

What is the brightest star in Orion?

Image credit: NASA/Fujii. Here are some names of stars in Orion. The brightest Orion star in the constellation is Rigel , a blue supergiant, also known as Beta Orionis. Rigel is the 6th brightest star in the sky, with an apparent magnitude of 0.18. It is around 40,000 times brighter than our Sun.

Why are Orion and Scorpion not seen in the sky at the same time?

The Scorpion succeeded and Zeus, King of the Gods, placed both Orion and the Scorpion into the skies. Because they were enemies, the two constellations are never seen in the sky at the same time ( 5 ). Orion is also closely connected to Taurus the Bull, the 2nd sign of the Zodiac.

What is the most well known constellation in the night sky?

Visible at: Latitudes between +85° and ?75°. The Orion Constellation is probably one of the most well known and easily recognizable constellations in the night sky, easily spotted even by those who are not star-struck.

Why is Orion not a zodiac sign?

Orion the Hunter is not one of the twelve constellations of the Zodiac. This is because the constellation does not lie on the ecliptic path of the sun . This is the path that the sun takes as it moves across the sky during the year. Orion lies to the south of the Ecliptic path and is not crossed by the sun.

Mythology of Orion the Hunter

In many drawings of the constellation Orion, the Hunter looks to be battling his neighbor, Taurus the Bull. Yet there is no such story in the mythology of Orion. Some stories have Orion pursuing the seven sisters of the Pleiades, which is a star cluster in the constellation Taurus.

Brightest stars in Orion

The brightest star in Orion is the bluish Rigel, which marks his western knee or foot. Rigel is a blue supergiant 770 light-years away with a magnitude of 0.2. Rigel is the seventh brightest star in the entire sky. The star marking the other knee or foot of Orion is Saiph, a magnitude 2.1 star. It’s a blue supergiant and 720 light-years distant.

Other stars in Orion

Extending out from Bellatrix is Orion’s arm, where he is holding either a shield or an animal, depending on the artist’s concept. The brighter stars marking this object are all of 3rd and 4th magnitude.

Nebulae of Orion the Hunter

The stars in the Sword that hangs down from the Belt are part of the Orion Nebula ( M42 ). You can see the nebula, or cloud of gas, without optical aid as a hazy, 4th-magnitude patch. Using magnification reveals a quadruple star at the center of the nebula.

What is the name of the star that is the lesser dog?

Canis Minor(“the lesser dog”) consists mostly of a single white star called Procyon, the 8th brightest star in the night sky, and a faint blue star called Gomeisa . Procyon is Greek for ‘before the dog’ and is seen rising in the sky roughly an hour before the dog star Sirius. However, Procyon is actually a binary system containing one of Earth’s nearest neighboring stars at just 10 light years distant.

What is the name of the constellation with the red supergiant?

Orionrepresents a legendary hunter from Greek mythology, with the constellation’s second and third brightest stars, Betelgeuse (red supergiant) and Bellatrix, forming the giant’s huge shoulders. Orion’s belt lies on the celestial equator and so the Orion constellation is equally visible from both hemispheres. The imaginary sword hanging from his belt contains the Orion Nebula (M42) while further below, the blue super giant stars Rigel and Salph form the giant’s legs

What constellation is Sirius in?

Canis Majorlies south east of Orion and represents the giant”s chief hunting dog. In Latin Canis Major means ‘big dog’ and included in this constellation is Sirius, meaning ‘dog star’, which is the brightest star in the night sky. Any object brighter than the -1.46 magnitude Sirius is likely to be a planet and not a star.

When is Orion visible?

Orion is one of the most striking constellations in the night sky, and in the northern hemisphere is clearly seen in winter from November to February. Fortunately, it is also one of the easiest ones to spot and by using Orion as a reference point we are able to locate some of its surrounding constellations fairly quickly.

What is the name of the star in Orion’s belt?

Auriga; a  line from Orion’s first leg and the first star in his belt leads onto the distinctive pentagon shaped constellation called Auriga (“the charioteer”). It contains an impressive bright, yellow star called Capella, which is the sixth brightest star in the night sky.

What constellation is the bull’s head?

Taurus:A line through Orion’s belt leads up to the constellation of Taurus, where a distinctive triangular shape of 6 stars (the Hyades) form the bull’s head, with the large red star called Alderbaran depicting the bull’s fiery red eye. Following the same line a little further, you will come to the Pleiades, also known as the seven sisters. This open star cluster is dominated by hundreds of hot blue stars, only a handful of which can be seen with the naked eye.

42 Orionis

42 Orionis (c Orionis) is a very young blue main sequence star located approximately 900 light years away. It is one of the stars that illuminate the Running Man Nebula (NGC 1977), a reflection nebula embedded in a larger H II region catalogued as Sharpless 279 (Sh2-279).

Theta Orionis

The Bayer designation Theta Orionis is shared by the Trapezium Cluster (Theta 1 Orionis) and the multiple star system Theta 2 Orionis, which lies in the same region. Theta 1 Orionis has the Flamsteed designation 41 Orionis and Theta 2 is catalogued as 43 Orionis.

Orion Nebula

The Orion Nebula is a vast reflection/emission nebula stretching across 24 light years or 1 degree on the sky. It is located approximately 1,344 light years away. It is the nearest massive star forming region to the Sun, hosting countless new stars and very young clusters, reflection nebulae and neutral clouds of dust and gas.

Iota Orionis

Iota Orionis is the brightest part of Orion’s Sword. With an apparent magnitude of 2.77, it is the eighth brightest star in Orion, after Rigel, Betelgeuse, Bellatrix, Saiph and the stars of Orion’s Belt. It lies approximately 1,343 light years away.


Orion’s Sword is very easy to find because it lies within the hourglass figure of Orion, just below the Belt of Orion, one of the most recognizable asterisms in the night sky.