Home (Asterism)
Home  
 
 
Home » Astronomy » Asterism


 

Asterism

Astronomy AssociationAsteroid

 


Asterisms are sub- or supersets of constellations which build a constellation itself, or a group of stars, physically related or not. Best known is the Big Dipper as a part of the Great Bear. But there are more than just this one. Below you find the: ...

Asterism (astronomy)
In astronomy, an asterism is a pattern of stars seen in Earth's sky which is not an official constellation.

asterism
A distinctive pattern of stars in the sky but not including any of the 88 recognized constellations.

The "Markov 1" Asterism in Hercules
By Paul Markov
Update - July 2003: The "Markov 1" asterism (pictured below) is included in the book "Star Clusters" by Archinal and Hynes on page 145.

Asterism, star gems such as star sapphire or star ruby.
Aura, a phenomenon in which gas or dust surrounding an object luminesces or reflects light from the object.

Asterism
Planetary nebula
Y'know, if you login, you can write something here. You can also Create a New User if you don't already have an account.

Asterism A recognisable grouping of visible stars. The stars may belong to one or more constellations. The grouping will have a name, for example 'The Teapot' in Sagittarius.
Asteroid See Minor Planet.

asterism
A pattern formed by a collection of stars within a constellation.
asteroid
A large piece of rock, generally between 100 metres and several hundred kilometres across. Also known as a minor planet.

Asterism (typography)
In typography, an asterism is a rarely used symbol consisting of three asterisks placed in a triangle . It is used to call attention to a passage or to separate subchapters in a book....
.
Linguistics ...

Asterism
Named group for stars not identified as constellations
Asteroids ...

Asterism. A pattern of stars larger than a cluster but smaller than a constellation. Examples of an asterism would be Orion's Belt, or The Hyades in Taurus.

asterism
A named grouping of stars that is not one of the recognized constellations. Examples are the Big Dipper and the Pleiades.
asteroid ...

ASTERISM
An asterism is a collection of stars (within a constellation) that forms an apparent pattern from Earth. Some familiar asterisms include the Big Dipper, the Little Dipper, Pleiades, Trapezium, and the Summer Triangle.

The asterism of a gigantic skewed "S" was seen in many ancient cultures as a scorpion, possibly handed down by cultural conquest or influence.

This Y-shaped asterism in Aquarius was noticed by Messier on Oct. 4, 1780. It is located 1°20' E of M72 (see finder chart below). Four members of the group are 10.5 mag., 10.5 mag., 11.0 mag. and 12.0 mag.

There are also asterisms, smaller apparent star patterns within a constellation, like the (in ), the (in ), Keystone (in ), and the (in ).
The 88 Constellations: ...

Look to the northeastern part of Ophiuchus to find an exquisite five-star vee-shaped asterism that for awhile was its own constellation.

the Athenian astronomer Euctemon, according to Geminus of Rhodes, compiled a weather calendar in which Aquarius, Aquila, Canis major, Corona, Cygnus, Delphinus, Lyra, Orion, Pegasus, Sagitta and the asterisms Hyades and Pleiades are mentioned, ...

To the star group M 73 belong four stars forming an asterism. Three of the stars are of 11th magnitude, the fourth is even weaker, of 12th magnitude. They look like a tiny nebulosity which is why they were included to the Messier catalog.

Astronomers refers to star patterns as "constellations" and "asterisms", while astrologers refer to star patterns as "signs".

The Big Dipper is simply a pattern (or asterism) found within the constellation of Ursa Major. According to legend, Ursa Major was once the beautiful maiden Callisto, whom the god Zeus had an affair with.

It is officially classified as an asterism. An asterism is a star pattern, and is different from a constellation. For example, the big dipper is an asterism within the constellation of Ursa Major.

It is a vertex of the Winter Triangle asterism. It is a red supergiant star about 600 lightyears distant, is shown here in this Hubble Space Telescope image which represents the first direct picture of the surface of a star other than the Sun.

That word is "asterism". In ancient times, people saw asterisms and made up all kinds of stories about mythological creatures and characters which they associated with the star patterns.

An "unofficial" constellation is also called an asterism. The stars in a constellation or asterism rarely have any astrophysical relationship to each other; ...

Stargate Anyone logging on to the Stargate BBS, run by Observing Coordinator John Wagoner will be greeted by a graphical representation of this pretty asterism along with its coordinates: Right Ascension - 12h 36m Dec - Minus 12 degrees.

When Bayer published his hugely influential catalog, Uranometria, in 1603, he included 12 new southern asterisms. Asterisms are informal yet distinctive groupings of stars.

Leo's head and mane are formed by an asterism known as the Sickle which looks like a backward question mark. One of the brightest spring stars, Regulus (Latin for "little king"), is at the base of the question mark.

BIG DIPPER
The Big Dipper is a group of 7 stars (an asterism) contained in the Northern Hemisphere constellation called Ursa Major (The Great Bear). The two brightest stars in the Big Dipper (Dubhe and Merak) "point" to the North Star, Polaris.

Naming of Constellations and Asterisms
Greek and Roman Mythology
Scorpius, the Scorpion
Orion, the Hunter
Star Catalogs and Charts ...

To ride the rapids, begin at the "spout" of the water jar, where we find a small triangular asterism formed by the stars Psi1, Psi2, and Psi3 Aquarii. Psi1, the northernmost of the three, may look faintly orange if you defocus its image slightly.

(129) "Constellation" or "Asterism"?
(130) "Position of the Stars when I was Born"
(134) Eclipse of Venus?

One of the four stars in the asterism known as the Great Square of Pegasus (Alpheratz, Scheat, Markab, Algenib) (The NW corner star.)
88
Phecda ...

Strictly speaking, the Big Dipper is not a constellation - it's an asterism, a pattern of stars that is part of a constellation. The Big Dipper is part of Ursa Major, the big bear. The handle of the dipper is the bear's tail.

See also: Constellation, Sky, Star, Light, Magnitude