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47 relations: Andromeda Galaxy, Angular momentum, Antennae Galaxies, Apparent magnitude, Astronomy (magazine), Avi Loeb, Barred spiral galaxy, Coma Cluster, Computer simulation, Disc galaxy, Dwarf elliptical galaxy, Dwarf galaxy, Dwarf spheroidal galaxy, Elliptical galaxy, Galactic tide, Galaxy, Galaxy cluster, Galaxy formation and evolution, Galaxy merger, Galaxy morphological classification, Gravity, Hydrogen, Irregular galaxy, Large Magellanic Cloud, LEDA 2108986, Light-year, Magellanic Clouds, Mice Galaxies, Milky Way, New Scientist, NGC 1097, NGC 1510, NGC 1512, NGC 2207 and IC 2163, NGC 5195, NGC 520, NGC 6052, NGC 7318, Relative velocity, Sagittarius Dwarf Spheroidal Galaxy, Satellite galaxy, Small Magellanic Cloud, Spiral galaxy, Star formation, Starburst galaxy, Virgo Cluster, Whirlpool Galaxy.
Andromeda Galaxy
The Andromeda Galaxy, also known as Messier 31, M31, or NGC 224, is a spiral galaxy approximately 780 kiloparsecs (2.5 million light-years) from Earth, and the nearest major galaxy to the Milky Way.
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Angular momentum
In physics, angular momentum (rarely, moment of momentum or rotational momentum) is the rotational equivalent of linear momentum.
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Antennae Galaxies
The Antennae Galaxies, also known as NGC 4038/NGC 4039, are a pair of interacting galaxies in the constellation Corvus.
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Apparent magnitude
The apparent magnitude of a celestial object is a number that is a measure of its brightness as seen by an observer on Earth.
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Astronomy (magazine)
Astronomy is a monthly American magazine about astronomy.
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Avi Loeb
Abraham (Avi) Loeb is an Israeli American theoretical physicist who works on astrophysics and cosmology.
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Barred spiral galaxy
A barred spiral galaxy is a spiral galaxy with a central bar-shaped structure composed of stars.
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Coma Cluster
The Coma Cluster (Abell 1656) is a large cluster of galaxies that contains over 1,000 identified galaxies.
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Computer simulation
Computer simulation is the reproduction of the behavior of a system using a computer to simulate the outcomes of a mathematical model associated with said system.
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Disc galaxy
A disc galaxy is a galaxy characterized by a disc, a flattened circular volume of stars.
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Dwarf elliptical galaxy
Dwarf elliptical galaxies, or dEs, are elliptical galaxies that are smaller than ordinary elliptical galaxies.
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Dwarf galaxy
A dwarf galaxy is a small galaxy composed of about 100 million up to several billion stars, a small number compared to the Milky Way's 200–400 billion stars.
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Dwarf spheroidal galaxy
A dwarf spheroidal galaxy (dSph) is a term in astronomy applied to small, low-luminosity galaxies with very little dust and an older stellar population.
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Elliptical galaxy
An elliptical galaxy is a type of galaxy having an approximately ellipsoidal shape and a smooth, nearly featureless image.
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Galactic tide
A galactic tide is a tidal force experienced by objects subject to the gravitational field of a galaxy such as the Milky Way.
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Galaxy
A galaxy is a gravitationally bound system of stars, stellar remnants, interstellar gas, dust, and dark matter.
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Galaxy cluster
A galaxy cluster, or cluster of galaxies, is a structure that consists of anywhere from hundreds to thousands of galaxies that are bound together by gravity with typical masses ranging from 1014–1015 solar masses.
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Galaxy formation and evolution
The study of galaxy formation and evolution is concerned with the processes that formed a heterogeneous universe from a homogeneous beginning, the formation of the first galaxies, the way galaxies change over time, and the processes that have generated the variety of structures observed in nearby galaxies.
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Galaxy merger
Galaxy mergers can occur when two (or more) galaxies collide.
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Galaxy morphological classification
Galaxy morphological classification is a system used by astronomers to divide galaxies into groups based on their visual appearance.
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Gravity
Gravity, or gravitation, is a natural phenomenon by which all things with mass or energy—including planets, stars, galaxies, and even light—are brought toward (or gravitate toward) one another.
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Hydrogen
Hydrogen is a chemical element with symbol H and atomic number 1.
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Irregular galaxy
An irregular galaxy is a galaxy that does not have a distinct regular shape, unlike a spiral or an elliptical galaxy.
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Large Magellanic Cloud
The Large Magellanic Cloud (LMC) is a satellite galaxy of the Milky Way.
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LEDA 2108986
LEDA 2108986, also known by its Case Western Reserve University designation "Case Galaxy 611" (CG 611), is an extremely isolated, early-type dwarf galaxy with an embedded spiral structure residing in what is likely an intermediate-scale disk.
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Light-year
The light-year is a unit of length used to express astronomical distances and measures about 9.5 trillion kilometres or 5.9 trillion miles.
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Magellanic Clouds
The Magellanic Clouds (or Nubeculae Magellani) are two irregular dwarf galaxies visible in the Southern Celestial Hemisphere; they are members of the Local Group and are orbiting the Milky Way galaxy.
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Mice Galaxies
NGC 4676, or the Mice Galaxies, are two spiral galaxies in the constellation Coma Berenices.
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Milky Way
The Milky Way is the galaxy that contains our Solar System.
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New Scientist
New Scientist, first published on 22 November 1956, is a weekly, English-language magazine that covers all aspects of science and technology.
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NGC 1097
NGC 1097 is a barred spiral galaxy about 45 million light years away in the constellation Fornax.
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NGC 1510
NGC 1510 is a dwarf lenticular galaxy approximately 38 million light-years away from Earth in the constellation of Horologium.
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NGC 1512
NGC 1512 is a barred spiral galaxy approximately 38 million light-years away from Earth in the constellation Horologium.
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NGC 2207 and IC 2163
NGC 2207 and IC 2163 are a pair of colliding spiral galaxies about 80 million light-years away in the constellation Canis Major.
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NGC 5195
NGC 5195 (also known as Messier 51b or M51b) is a dwarf galaxy that is interacting with the Whirlpool Galaxy (also known as M51a or NGC 5194).
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NGC 520
NGC 520 are a pair of colliding spiral galaxies about 90 million light-years away in the constellation Pisces and were discovered by astronomer William Herschel on 13 December 1784.
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NGC 6052
NGC 6052 is a pair of galaxies in the constellation of Hercules.
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NGC 7318
NGC 7318 (also known as UGC 12099/UGC 12100 or HCG 92d/b) are a pair of colliding galaxies about 300 million light-years from Earth.
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Relative velocity
The relative velocity \vec_ (also \vec_ or \vec_) is the velocity of an object or observer B in the rest frame of another object or observer A.
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Sagittarius Dwarf Spheroidal Galaxy
The Sagittarius Dwarf Spheroidal Galaxy (Sgr dSph), also known as the Sagittarius Dwarf Elliptical Galaxy (Sgr dE or Sag DEG), is an elliptical loop-shaped satellite galaxy of the Milky Way.
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Satellite galaxy
A satellite galaxy is a smaller companion galaxy that travels on bound orbits within the gravitational potential of a more massive and luminous host galaxy (also known as the primary galaxy).
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Small Magellanic Cloud
The Small Magellanic Cloud (SMC), or Nubecula Minor, is a dwarf galaxy near the Milky Way.
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Spiral galaxy
Spiral galaxies form a class of galaxy originally described by Edwin Hubble in his 1936 work The Realm of the Nebulae(pp. 124–151) and, as such, form part of the Hubble sequence.
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Star formation
Star formation is the process by which dense regions within molecular clouds in interstellar space, sometimes referred to as "stellar nurseries" or "star-forming regions", collapse and form stars.
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Starburst galaxy
A starburst galaxy is a galaxy undergoing an exceptionally high rate of star formation, as compared to the long-term average rate of star formation in the galaxy or the star formation rate observed in most other galaxies.
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Virgo Cluster
The Virgo Cluster is a cluster of galaxies whose center is 53.8 ± 0.3 Mly (16.5 ± 0.1 Mpc) away in the constellation Virgo.
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Whirlpool Galaxy
The Whirlpool Galaxy, also known as Messier 51a, M51a, and NGC 5194, is an interacting grand-design spiral galaxy with a Seyfert 2 active galactic nucleus.
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Redirects here:
Blue blobs, Colliding and merging, Colliding galaxies, Colliding galaxy, Galactic cannibalism, Galactic collision, Galaxy collision, Galaxy collisions, Interacting galaxies.
References
[1] https://en.wikipedia.org/wiki/Interacting_galaxy
