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The dwarf irregular galaxy NGC 1569 is a magnitude 11. 9 starburst galaxy, about 11 million light years away.
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dwarf and irregular
Nearby examples of ( dwarf ) irregular galaxies include the Magellanic Clouds.
Sextans B is a fairly bright dwarf irregular galaxy at magnitude 6. 6, 4. 3 million light-years from Earth.
The Large Magellanic Cloud ( LMC )-a dwarf irregular galaxy
The two Magellanic Clouds ( or Nubeculae Magellani ) are irregular dwarf galaxies visible from the southern hemisphere, which are members of our Local Group and are orbiting our Milky Way galaxy.
A third classification of irregular galaxies are the dwarf irregulars, labelled as dI or dIrrs.
NGC 1705 is an irregular dwarf galaxy 17 million light-years from Earth.
* Magellanic Clouds, irregular dwarf galaxies near our galaxy, the Milky Way
The first one known as Dwingeloo 2 is an irregular galaxy and the second MB 3 is likely a dwarf spheroidal galaxy.
The Pegasus Dwarf Irregular Galaxy ( also known as Peg DIG or the Pegasus Dwarf ) is an irregular galaxy and a dwarf galaxy in the direction of the constellation Pegasus.
< li > NED gives the galaxy classification as both dIrr and dSph, which means that it is a transitory between dwarf irregular and dwarf spheroidal.
Messier 49 is gravitationally interacting with the dwarf irregular galaxy UGC 7636.
UGC 9128 is a dwarf irregular galaxy, it probably contains only around one hundred million stars.
Phoenix dwarf galaxy is a dwarf irregular galaxy, features younger stars in its inner regions and older ones at its outskirts.
* Irregular galaxy: dwarf irregular galaxy ( dI )
Recently, as growing evidence has indicated that the vast majority of dwarf ellipticals have properties that are not at all similar to elliptical galaxies, but are closer to irregular and late-type spiral galaxies, this term has been used to refer to all of the galaxies that share the properties of those above.
I Zwicky 18 is a dwarf irregular galaxy located about 59 million light years away.
I Zwicky 18 is classified as a dwarf irregular galaxy and is much smaller than our Milky Way.
Sextans A ( also known as UGCA 205 ), is a tiny dwarf irregular galaxy.
* Some types of a dwarf irregular galaxy ; a small galaxy ( dwarf galaxy, " d ") which contains a not easily classified structure ( irregular galaxy, " Im ") that is not spiral (" Sm ").
dwarf and galaxy
The Antlia Dwarf, a 14. 8 < sup > m </ sup > dwarf spheroidal galaxy that belongs to our Local Group of galaxies.
* A blue compact dwarf galaxy
Remaining issues, such as the cuspy halo problem and the dwarf galaxy problem of cold dark matter, are not fatal to the dark matter explanation as solutions to such problems exist which involve only further refinements of the theory.
This has prompted suspicion that Omega Centauri was the core of a dwarf galaxy that had been absorbed by the Milky Way.
The Fornax Dwarf galaxy is a dwarf galaxy that is part of the Local Group of galaxies.
The Sagittarius dwarf galaxy is orbiting our galaxy at almost a right angle to the disk.
Many dwarf galaxies may orbit a single larger galaxy ; the Milky Way has at least a dozen such satellites, with an estimated 300 – 500 yet to be discovered.
A study of 27 Milky Way neighbors found that in all dwarf galaxies, the central mass is approximately 10 million solar masses, regardless of whether the galaxy has thousands or millions of stars.
A galaxy will continue to absorb infalling material from high-velocity clouds and dwarf galaxies throughout its life.
Although the Milky Way has never collided with a galaxy as large as Andromeda before, evidence of past collisions of the Milky Way with smaller dwarf galaxies is increasing.
It does appear clear that globular clusters are significantly different from dwarf elliptical galaxies and were formed as part of the star formation of the parent galaxy rather than as a separate galaxy.
| dwarf Spherical galaxy or Globular cluster?
| a globular cluster formerly classified as a dwarf spheroidal galaxy
| a globular cluster formerly classified as a dwarf spheroidal galaxy
Parametrically, these clusters lie somewhere between a ( low dark matter ) globular cluster and a ( dark matter-dominated ) dwarf spheroidal galaxy.
SN 1987A was a supernova in the outskirts of the Tarantula Nebula in the Large Magellanic Cloud, a nearby dwarf galaxy.
At the southern end of Tucana lies the Small Magellanic Cloud, a dwarf galaxy that is one of the nearest neighbors to the Milky Way galaxy at a distance of 210, 000 light-years.
I Zwicky 18 is a young dwarf galaxy at a distance of 45 million light-years.
dwarf and NGC
O. K. Sil ' chenko and A. V. Moiseev proposed that the ring was formed partly as the result of a merger event in which a smaller gas-rich dwarf galaxy collided with NGC 7742.
File: NGC 1569. jpg | Starburst activity in the central region of nearby dwarf galaxy NGC 1569 ( Arp 210 ).
* March 20-Pierre Méchain discovers dwarf galaxy NGC 5195.
NGC 4631 has a nearby companion dwarf elliptical galaxy, NGC 4627.
He has also worked on searches for dwarf stars and discovered a supernova ( SN 1997bq in NGC 3147 ) in 1997.
Messier 32 ( also known as NGC 221 and Le Gentil ) is a dwarf elliptical galaxy about 2. 65 million light-years away in the constellation Andromeda.
Messier 110 ( also known as M110 and NGC 205 ) is a dwarf spheroidal galaxy that is a satellite of the Andromeda Galaxy.
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 ).
NGC 185 ( also known as Caldwell 18 ) is a dwarf spheroidal galaxy about 2. 08 million light-years away in the constellation Cassiopeia.
Unlike most dwarf elliptical galaxies, NGC 185 contains young stellar clusters, and star formation proceeded at a low rate until the recent past.
NGC 147, a dwarf spheroidal galaxy of the Local Group
The Sculptor Dwarf Irregular Galaxy and the dwarf galaxy UGCA 442 are both companions of the spiral galaxy NGC 7793.
NGC 3109 is believed to be tidally interacting with the dwarf elliptical galaxy, Antlia Dwarf.
It is possible that the central white dwarf of NGC 7027 has an accretion disk that acts as a source of high temperatures.
NGC 147 ( also known as DDO3 or Caldwell 17 ) is a dwarf spheroidal galaxy about 2. 58 Mly away in the constellation Cassiopeia.
NGC 1569 is a dwarf irregular galaxy in Camelopardalis.
These results, along with the results from other dwarf galaxies such as the Large Magellanic Cloud and NGC 1705, demonstrate that star formation in dwarf galaxies does not occur continuously but instead occurs in a series of short, nearly instantaneous bursts.
* Caldwell 17 ( NGC 147 ), a dwarf spheroidal galaxy of the Local Group in the constellation Cassiopeia
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