andromeda constellation definition

andromeda constellation definition插图

Specific pattern of stars
Andromeda was one of the original 48 constellations formulated by Ptolemy in his 2nd-century Almagest,in which it was defined as aspecific pattern of stars. She is typically depicted with α Andromedae as her head,ο and λ Andromedae as her chains,and δ,π,μ,β,and γ her body and legs.Bordering constellations:Perseus, Cassiopeia, Lacerta, Pegasus, Pisces, TriangulumBrightest star:α And (Alpheratz) (2.07?)Main stars:16Stars with planets:12

What is the brightest star in the constellation Andromeda?

Alpheratz (α) – Alpheratz,or Alpha Andromadae,is the brightest star in this constellation. …Mirach (β) – Mirach,also referred to as Beta Andromadae,is representative of the body of Andromeda. …Almach ( γ) – Gamma Andromedae is another name for Mirach,the third brightest star in Andromeda. …More items…

What is the story behind the constellation Andromeda?

The constellation was named after the mythical princess Andromeda, the daughter of Queen Cassiopeia and wife of the Greek hero Perseus. It is also known as the Chained Maiden, Persea (wife of Perseus), or Cepheis (daughter of Cepheus).

What are facts about Andromeda Galaxy?

The Andromeda Galaxy Facts: A New Place To Be Discovered…Timeline Of Andromeda Galaxy. Every science and technology thing we see today took many years to reach us. …Overview Of Galaxy. The area Andromeda belongs to a Greek mythology princess,wife of Perseus. …The Andromeda Galaxy Facts. Andromeda Galaxy fascinates every individual even with its unique name. …Conclusion. …

What is the distance from Earth to the Andromeda Galaxy?

The distance to the Andromeda Galaxy is 2.54 million light-years, or 778 kiloparsecs. The Andromeda Galaxy can be seen with the unaided eye, so skywatchers have been observing it for thousands of…

What are the stars in the Andromeda constellation?

The brightest stars in the constellation — Alpheratz, Mirach and Almach — form a chain between the Great Square of Pegasus and the constellation Perseus.

What is the constellation of Andromeda named after?

The constellation was named after the mythical princess Andromeda, the daughter of Queen Cassiopeia and wife of the Greek hero Perseus. It is also known as the Chained Maiden, Persea (wife of Perseus), or Cepheis (daughter of Cepheus). Among other notable deep sky objects, Andromeda constellation contains the famous Andromeda Galaxy ( Messier 31) …

Where is Mirach located?

The name Mirach is a corrupted derivation from the Arabic word for “girdle,” mizar, referring to the star’s placement at Andromeda’s left hip. Mirach is located only seven arcminutes from the galaxy NGC 404.

Where is NGC 206?

NGC 206 is a star cloud in the Andromeda Galaxy. It is the brightest star cloud in M31 seen from Earth and one of the largest star forming regions in the Local Group of galaxies. The cloud contains a number of very bright stars and is located in a zone free of neutral hydrogen in one of Andromeda’s spiral arms.

How far is Iota Andromedae?

Iota Andromedae is a B-type main sequence dwarf, bluish white in colour. It has a magnitude of +4.29 and is 503 light years distant.

What is the latitude of Andromeda?

It is located in the first quadrant of the northern hemisphere (NQ1). The constellation Andromeda can be seen at latitudes between +90° and -40°. The neighboring constellations are Cassiopeia, Lacerta, Pegasus, Perseus, Pisces and Triangulum.

How many stars are there in Andromeda?

Andromeda has three stars brighter than magnitude 3.00 and three stars located within 10 parsecs (32.6 light years) of Earth. The brightest star in the constellation is Alpha Andromedae, also known by its traditional name, Alpheratz. The nearest star is Ross 248 (spectral class M6V), also known as HH Andromedae.

How many constellations are there in the constellation Andromeda?

Constellation Andromeda is part of a family of nine constellations known as the Perseus Group.

How big is the Andromeda constellation?

Covering an area of 722 square degrees, the Andromeda constellation is the 19th largest constellation.

How far away is the Andromeda Galaxy?

So how far away is the Andromeda Galaxy? It’s 2.5 million light years from Earth, and appears in clear autumn and winter nights as a pale and elongated nebula. The Persian astronomer Abd al-Rahman al-Sufi first described the Andromeda Nebula in the 10th century as a ‘small cloud.’

What is the name of the star that is located at the hip of the princess?

Starting from 1943, scientists have been using its spectrum as one of the anchor points by which stars are categorized. The name ‘Mirach’ comes from the Arabic language and means ‘girdle ’, referring to the star’s position at the hip of the princess.

Why did Poseidon awoke Ketos?

Poseidon became very angry. His anger was so powerful that it awoke the mighty sea monster, Ketos. Because the beast was so suddenly awakened, it hurled its wrath on the Kingdom of Ethiopia as divine retribution. King Cepheus quickly asked the oracle how he could save his realm, and learned that he had to sacrifice Andromeda to this vile monster. And so she was stripped and chained naked to a rock on the beach to await her fate.

What is the brightest star in the constellation?

Alpheratz, or Alpha Andromedae is the brightest star in the constellation. Other names include Alpherat and Sirrah, which derive from the Arabic name that means ‘navel of the mare’. Alpha Andromedae is located 97 light years from the Sun. It is actually a binary star (a system of two stars). Interestingly, the main star contains abnormally high levels of mercury and manganese, being the most luminous mercury-manganese star known.

What is the name of the galaxy in Andromeda?

Andromeda is home to several deep-sky objects, including the Andromeda Galaxy (Messier 31), as well as Messier 32 and Messier 110, a dwarf elliptical galaxy each.

What is the brightest star in Andromeda?

This is the most shining star in Andromeda. It is also called “Sirrah.” Its distance from the earth is 917 light years. It is a binary star having a magnitude of +2.06. Alpharatz is both hot and blue and categorized as a BB subgiant. It is the brightest mercury-manganese star ever known in history having a luminosity 200 times that of the Sun. Alpharatz links the Andromeda Constellation to Pegasus, the horse that Perseus rode to save Andromeda.

What is the name of the galaxy closest to the Milky Way?

Plus, there is the Andromeda galaxy (M31), which is the Andromeda constellation’s most visible deep-sky object. It is also referred to as the Great Galaxy of Andromeda and is nearest to the Milky Way. Besides, Andromeda is home to several, other galaxies such as M110, M32 and distant NGC 891.

How far is the Andromeda Galaxy from Earth?

Its distance from earth is estimated at 2.2 million light years. It is the most massive neighboring galaxy to the Milky Way and the most massive member of the Local Group of galaxies. The Andromeda Galaxy has a total of 15 satellite galaxies with nine of them lying in a plane and two open star clusters.

What is the color of the Andromeda constellation?

There is also Beta Andromedae, which is a red giant with color that is visible to the human eye.

Which constellations are in the Perseus myth?

Many neighboring constellations such as Cetus , Cassiopeia , Perseus, and Cepheus, and Cepheus are also characters in the Perseus myth as well as the Andromeda mythology.

Where is Andromeda located?

Andromeda is a northern constellation located directly south of Cassiopeia between Pegasus and Perseus. Basic information about Andromeda.

How big is Andromeda?

The Andromeda constellation is among the most massive constellations having 722 square degrees area, which is more than 1400 times the size of the full moon, about 55% of the size of Hydra, the most massive constellation, and more than ten times the size of Crux, the smallest constellation. Andromeda has a certain number …

What is the structure of the Andromeda Galaxy?

Deep surveys of the outer parts of the Andromeda Galaxy have revealed huge coherent structures of star streams and clouds , with properties indicating that these include the outer remnants of smaller galaxies “eaten” by the giant central galaxy, as well as clouds of M31 stars ejected by the strong tidal forces of the collision.

What galaxy is Novae in?

galaxy: Novae in the Andromeda Nebula. An unfortunate misidentification hampered the early recognition of the northern sky’s brightest nearby galaxy, the Andromeda Nebula, also… This article was most recently revised and updated by Adam Augustyn, Managing Editor, Reference Content.

What does the blue and red on the Andromeda Galaxy mean?

Image of the Andromeda Galaxy taken by NASA’s Wide-field Infrared Survey Explorer (WISE). Blue indicates mature stars, while yellow and red show dust heated by newborn massive stars. NASA/JPL-Caltech/UCLA. Read More on This Topic. galaxy: Novae in the Andromeda Nebula.

How long will it take for the Milky Way and Andromeda to collide?

An overview of the predicted collision of the Andromeda and Milky Way galaxies, expected to occur in some four billion years.

When was the Andromeda Galaxy discovered?

It was mentioned as early as 965 ce, in the Book of the Fixed Stars by the Islamic astronomer al-?ūfī, and rediscovered in 1612, shortly after the invention of the telescope, by the German astronomer Simon Marius, who said it resembled the light of a candle seen through a horn. For centuries astronomers regarded the Andromeda Galaxy as …

Which galaxy is M31?

galaxy: Novae in the Andromeda Nebula. An unfortunate misidentification hampered the early recognition of the northern sky’s brightest nearby galaxy, the Andromeda Nebula, also known as M31. In 1885 a bright star, previously invisible, appeared near the centre of M31, becoming almost bright enough to be seen without a….

Is the Andromeda Galaxy a nebula?

For centuries astronomers regarded the Andromeda Galaxy as a component of the Milky Way Galaxy —i.e., as a so-called spiral nebula much like other glowing masses of gas within the local galactic system (hence the misnomer Andromeda Nebula).

What are some examples of Spikes of Creamy White Astilbe?

Recent Examples on the Web: Noun Spikes of creamy white astilbe mimicked Mona Lisa’s skin tone, and the long seed heads of the andromeda aped her fingers and added a tawny layer. — Lindsey Taylor, WSJ, 7 Aug. 2018 The andromeda alongside my front steps mysteriously died over the winter. — New York Times, 25 May 2018

What is the meaning of Andromeda?

Definition of Andromeda (Entry 2 of 2) 1 : an Ethiopian princess of Greek mythology rescued from a monster by her future husband Perseus. 2 [Latin (genitive Andromedae)] : a northern constellation directly south of Cassiopeia between Pegasus and Perseus.

What is a plant with white flowers?

1 capitalized : a small genus of low evergreen boreal or arctic shrubs of the heath family (Ericaceae) having drooping white or pinkish flowers in terminal umbels and including several that are sources of andromedotoxin. 2 : any plant of the genus Andromeda.

What is an andromeda?

Definition of andromeda. (Entry 1 of 2) : any of several evergreen shrubs (genera Pieris and Andromeda) of the heath family especially : japanese andromeda.

Do azaleas have lace bugs?

Lace bugs are extremely common on both azaleas and andromeda, shrubs that like moist organic soil and partial shade. — Ellen Nibali, baltimoresun.com, 17 May 2018 Your andromeda and azaleas have lace bugs, an insect that inserts its feeding tube into the leaf and sucks out the contents of plant cells.

What is the meaning of Andromeda?

Andromeda. for 2. Classical Mythology. an Ethiopian princess, the daughter of Cassiopeia and wife of Perseus, by whom she had been rescued from a sea monster. Astronomy. the Chained Lady, a northern constellation between Pisces and Cassiopeia.

Which constellation contains the Andromeda Galaxy?

a constellation in the N hemisphere lying between Cassiopeia and Pegasus, the three brightest stars being of the second magnitude. It contains the Andromeda Galaxy a spiral galaxy 2.2 million light years away.

What constellation is the chained lady?

Astronomy. the Chained Lady, a northern constellation between Pisces and Cassiopeia. Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021.

Why is the word "sinister" Latin?

The word "sinister" is Latin for "left," because left-handed people were often thought of as suspicious, evil, or demonic.

Which planet lay outside its borders?

Even if the Milky Way was as big as Shapley claimed, Andromeda lay outside its borders.

When did Hubble start observing the Andromeda Nebula?

Hubble started observing the Andromeda nebula, one of the brightest nebulae on the sky, in the fall of 1923.

Where is the deliverance of Andromeda?

On the pedestal you may see the deliverance of Andromeda; but the finest of these reliefs has been taken to the Bargello. Above Andromeda are the Fishes, one above her belly and the other above the backbone of the Horse. The last star in the Square of Pegasus is also the first in Andromeda.

Why do constellations change seasons?

The constellations that are visible in the night sky in the evening change from season to season because stars appear to move by 90 degrees across the sky every three months. Even though some constellations are circumpolar to northern or southern latitudes and can be seen year round, the sky offers different sights from different locations at different times of year.

Why are different constellations visible in different areas of the sky?

As the seasons pass, different constellations of stars are visible in different areas of the sky because the stars move by about 90 degrees from one season to the next. The term “seasonal constellations” usually refers to the constellations that are visible in the sky at around 9 pm in the evening or to constellations that are best observed …

What constellations can be seen in the sky in the evening?

These, however, are not the only constellations that can be seen in the sky on any given evening. For instance, Andromeda , a prominent autumn constellation, can be seen high overhead on summer evenings around midnight. Orion, which dominates the winter sky in the evening, can also be seen in the late summer, when it rises just before dawn.

What time of day are the constellations visible?

The term “seasonal constellations” usually refers to the constellations that are visible in the sky at around 9 pm in the evening or to constellations that are best observed during a particular season. These, however, are not the only constellations that can be seen in the sky on any given evening. For instance, Andromeda, a prominent autumn …

How many degrees do stars move?

As the seasons pass, different constellations of stars are visible in different areas of the sky because the stars move by about 90 degrees …

What is the best time to observe constellations?

The table below shows the best months to observe the constellations in the evening (9 pm) and the latitudes (northern and south ern) between which they are visible. Constellation. Month. Northern latitude.

How long does it take for a star to move in a winter constellation?

Summer and winter constellations are different because stars in fact take a little less than an hour to move by 15 degrees, and they complete an entire circle in 23 hours and 56 minutes. In other words, they rise and set four minutes earlier each night. The distance they cross in those remaining 4 minutes is a little less than 1 degree, …