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207 Galaxy topics matching:
Filter this Collection| x name | x image | x article |
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| x Milky Way |
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The Milky Way, or simply the Galaxy, is the galaxy in which the Solar System is located. It is a barred spiral galaxy that is part of the Local Group of galaxies. It is one of billions of galaxies in the observable universe.
Its name is a...
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| x Andromeda Galaxy |
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The Andromeda Galaxy (pronounced /ænˈdrɒmədə/, also known as Messier 31, M31, or NGC 224; often referred to as the Great Andromeda Nebula in older texts) is a spiral galaxy approximately 2,500,000 light-years (1.58×10 AU) away in the constellation...
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| x Aquarius Dwarf |
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The Aquarius Dwarf galaxy is a dwarf galaxy and an irregular galaxy, that was first catalogued in 1959 by the DDO survey. Its most distinctive characteristic is that it is one of the few galaxies known to display a blueshift, as it is traveling...
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| x Messier 81 |
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Messier 81 (also known as NGC 3031 or Bode's Galaxy) is a spiral galaxy about 12 million light-years away in the constellation Ursa Major. M81 is one of the most striking examples of a grand design spiral galaxy, with near perfect arms spiraling...
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| x Sagittarius Dwarf Elliptical Galaxy |
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The Sagittarius Dwarf Elliptical Galaxy (SagDEG) is an elliptical loop-shaped satellite galaxy of the Milky Way Galaxy. The main cluster which, in 1994, was the first to be discovered, is roughly 10,000 light-years in diameter, and is currently...
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| x Sagittarius Dwarf Irregular Galaxy |
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The Sagittarius Dwarf Irregular Galaxy or SagDIG is a dwarf galaxy in the constellation of Sagittarius. It lies about 3.4 million light-years away. SagDIG should not be confused with the Sagittarius Dwarf Elliptical Galaxy or SagDEG, a satellite...
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| x Canis Major Dwarf Galaxy |
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The Canis Major Dwarf galaxy is located in the same part of the sky as the constellation Canis Major. The galaxy contains a relatively high percentage of red giant stars, and is thought to contain an estimated one billion stars in all.
The Canis...
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| x Circinus Galaxy |
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The Circinus Galaxy (ESO 97-G13) is a Seyfert Galaxy in the Circinus constellation. It is only 4 degrees below the Galactic plane, and 13 million light-years away. The galaxy is undergoing tumultuous changes, as rings of gas are being ejected from...
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| x Messier 59 |
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Messier 59 (also known as M59 or NGC 4621) is an elliptical galaxy in the constellation Virgo.
Messier 59 and the nearby elliptical galaxy Messier 60 were both discovered by Johann Gottfried Koehler in April 1779 during observations of a comet in...
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| x Centaurus A |
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Centaurus A (also known as NGC 5128) is a lenticular galaxy about 14 million light-years away in the constellation Centaurus. It is one of the closest radio galaxies to Earth, so its active galactic nucleus has been extensively studied by...
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| x Pinwheel Galaxy |
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The Pinwheel Galaxy (also known as Messier 101 or NGC 5457) is a face-on spiral galaxy about 27 million light-years away in the constellation Ursa Major.
It was discovered by Pierre Méchain on March 27, 1781, and he subsequently communicated his...
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| x 4C 37.11 |
4C +37.11 or Galaxy 0402+379 is a radio galaxy and elliptical galaxy with the binary supermassive black holes with the least separation of any directly observed binaries, as of 2006. The separation between the two is 24 light-years or 7.3 parsecs,...
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| x Galaxy Abell 1835 IR1916 |
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Abell 1835 IR1916 (also known as Abell 1835, Galaxy Abell 1835, or Galaxy Abell 1835 IR1916) was a candidate for being the most distant galaxy ever observed. It was claimed to lie behind the galaxy cluster Abell 1835, in the Virgo constellation. It...
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| x AM 0644-741 |
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AM 0644-741 is an unbarred lenticular galaxy, and a ring galaxy which means it has a ring of nebulae around it. The ring was formed by a collision with another galaxy that triggered a gravitational disruption. The disruption caused dust in the...
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| x Andromeda I |
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Andromeda I is a dwarf spheroidal galaxy(dSph) about 2.40 million light-years away in the constellation Andromeda. Andromeda I is part of the Local group of galaxies and a satellite galaxy of the Andromeda Galaxy (M31). It is roughly 3.5 degrees...
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| x Antennae Galaxies |
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The Antennae Galaxies (also known as NGC 4038/NGC 4039) are a pair of interacting galaxies in the constellation Corvus. They were both discovered by Friedrich Wilhelm Herschel in 1785.
The Antennae are undergoing a galactic collision. Located in the...
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| x Arp 299 |
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Arp 299 (also known as IC 694 and NGC 3690) are a set of galaxies approximately 134 million light-years away in the constellation Ursa Major.
Both galaxies involved in collision are barred irregular galaxies.
It is not completely clear which object...
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| x Baby Boom Galaxy |
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The Baby Boom Galaxy is a starburst galaxy located 12.2 billion light years away. Discovered by NASA's Spitzer Science Center at the California Institute of Technology, the galaxy is notable for being the new record holder for the brightest...
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| x Black Eye Galaxy |
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The Black Eye Galaxy (also called Sleeping Beauty Galaxy; designated Messier 64, M64, or NGC 4826) was discovered by Edward Pigott in March 1779, and independently by Johann Elert Bode in April of the same year, as well as by Charles Messier in 1780...
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| x Carina Dwarf |
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The Carina Dwarf Spheroidal is a dwarf galaxy in the Carina constellation. It was discovered in 1977 with the UK Schmidt Telescope. The Carina Dwarf is receding from the Milky Way at 230 km/s and is a satellite galaxy to the Milky Way. The galaxy...
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| x Messier 82 |
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Messier 82 (also known as NGC 3034 or the Cigar Galaxy) is the prototype nearby starburst galaxy about 12 million light-years away in the constellation Ursa Major. The starburst galaxy is five times as bright as the whole Milky Way and one hundred...
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| x Comet Galaxy |
The Comet Galaxy is a spiral galaxy located 3.2 billion light-years from Earth, in the galaxy cluster Abell 2667, was found with the Hubble Space Telescope.
Comet Galaxy is currently being ripped to pieces. Moving through a cluster at speeds of...
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| x Draco Dwarf |
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The Draco Dwarf is a spheroidal galaxy which was discovered by Albert George Wilson of Lowell Observatory in 1954 on photographic plates of the National Geographic Society's Palomar Observatory Sky Survey (POSS). It is part of the local group and a...
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| x Dwingeloo 1 |
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Dwingeloo 1 is a barred spiral galaxy about 9 million light-years away from the Earth, in the constellation Cassiopeia. Dwingeloo lies in the Zone of Avoidance and is heavily obscured by the Milky Way. Dwingeloo 1 has a small satellite galaxy, known...
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| x Dwingeloo 2 |
Dwingeloo 2 is a small irregular galaxy, located almost 10 million light-years away from the Earth. Dwingeloo 2 orbits Dwingeloo 1, much like NGC 5195 orbits the Whirlpool Galaxy (M51).
Dwingeloo 2 was first detected at radio wavelengths from the 21...
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| x Eyes Galaxies |
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The Eyes Galaxies (NGC 4435-NGC 4438, also known as Arp 120) are a pair of galaxies about 52 million light-years away in the constellation Virgo. NGC 4438 is the most curious interacting galaxy in the Virgo Cluster, due to the uncertainty...
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| x Fornax Dwarf |
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The Fornax Dwarf Spheroidal is an elliptical dwarf galaxy in the constellation Fornax that was discovered in 1938 by Harlow Shapley. He discovered it while he was in South Africa on photographic plates taken by a 24 inch reflecting telescope at...
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| x HVC 127-41-330 |
HVC 127-41-330 is a high velocity cloud. The three numbers that compose its name indicate, respectively, the galactic longitude and latitude, and velocity towards Earth in km/s. It is 20,000 light years in diameter and is located 2.3 million light...
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| x IC 10 |
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IC 10 is an irregular galaxy in the constellation Cassiopeia. It was discovered by Lewis Swift in 1887. Nicholas U. Mayall was the first to suggest that the object is extragalactic in 1935. Edwin Hubble suspected it might belong to the Local Group...
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| x IC 342 |
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IC 342 is an intermediate spiral galaxy in the constellation Camelopardalis. The galaxy is located near the galactic equator where dust obscuration makes it a difficult object for both amateur and professional astronomers to observe.
IC 342 is one...
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| x IC 1613 |
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IC 1613 is an irregular galaxy and a dwarf galaxy in the Cetus constellation near 26 Ceti. It was discovered in 1906 by Max Wolf, and is approaching earth at 234 km/s.
IC 1613 is a member of our Local Group. It has played an important role in the...
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| x IOK-1 |
IOK-1, probably one of the oldest and most distant galaxies yet found, seen as it was 12.88 billion years ago, was discovered in April 2006 by Masanori Iye at National Astronomical Observatory of Japan using the Subaru Telescope in Hawaii. Its...
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| x Large Magellanic Cloud |
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The Large Magellanic Cloud (LMC) is a nearby irregular galaxy, once thought to be a satellite of our own. At a distance of slightly less than 50 kiloparsecs (≈160,000 light-years), the LMC is the third closest galaxy to the Milky Way, with the...
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| x Leo I |
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Leo I is a dwarf spheroidal galaxy in the constellation Leo. At about 820,000 light-years distant, it is a member of the Local Group of galaxies and is thought to be one of the most distant satellites of the Milky Way galaxy. It was discovered in...
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| x Leo II |
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Leo II (or Leo B) is an dwarf spheroidal galaxy about 690,000 light-years away in the constellation Leo. As of October 2008 it is one of 24 known satellite galaxies of the Milky Way. As of 2007 Leo II is thought to have a core radius of 178 ± 13 pc...
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| x Pisces Dwarf |
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Pisces Dwarf is an irregular dwarf galaxy that is part of the Local Group. The galaxy is also suspected of being a satellite galaxy of the Triangulum Galaxy (M33). Because it is in the constellation Pisces, the galaxy is called the Pisces Dwarf. It...
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| x Messier 32 |
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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. M32 is a satellite galaxy of the famous Andromeda Galaxy (M31) and was discovered by Le Gentil in 1749....
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| x Messier 49 |
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Messier 49 (also known as M 49 or NGC 4472) is an elliptical / lenticular galaxy about 49 million light-years away in the constellation Virgo. The galaxy was discovered by Charles Messier in 1771.
The only supernova observed within this galaxy is SN...
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| x Messier 58 |
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Messier 58 (also known as M58 and NGC 4579) is a barred spiral galaxy located approximately 68 million light-years away in the constellation Virgo. It was discovered by Charles Messier in 1779. M58 is one of the brightest galaxies in the Virgo...
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| x Messier 60 |
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Messier 60 (also known as NGC 4649) is an elliptical galaxy approximately 55 million light-years away in the constellation Virgo.
Messier 60 and the nearby galaxy Messier 59 were both discovered by Johann Gottfried Koehler in April 1779 during...
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| x Messier 61 |
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Messier 61 (also known as M61 or NGC 4303) is a spiral galaxy in the Virgo Cluster. It was discovered by Barnabus Oriani on May 5, 1779.
M61 is one of the larger members of the Virgo Cluster.
Six supernovae have been observed in this galaxy:
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| x Messier 65 |
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Messier 65 (also known as NGC 3623) is an intermediate spiral galaxy about 22 million light-years away in the constellation Leo. It was discovered by Charles Messier in 1780. M65, M66, and NGC 3628 comprise the famous Leo Triplet, a small group of...
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| x Messier 66 |
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Messier 66 (also known as NGC 3627) is an intermediate spiral galaxy about 36 million light-years away in the constellation Leo. It was discovered by Charles Messier in 1780. M66 is about 95 thousand light-years across with striking dust lanes and...
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| x Messier 74 |
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Messier 74 (also known as NGC 628) is a face-on spiral galaxy in the constellation Pisces. The galaxy contains two clearly-defined spiral arms and is therefore used as an archetypal example of a Grand Design Spiral Galaxy. The galaxy's low surface...
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| x Messier 77 |
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Messier 77 (also known as NGC 1068) is a barred spiral galaxy about 47 million light-years away in the constellation Cetus. Messier 77 is an active galaxy with an Active Galactic Nucleus (AGN), which is obscured from view by astronomical dust at...
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| x Messier 84 |
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Messier 84 (also known as M84 or NGC 4374) is a lenticular galaxy in the constellation Virgo. M84 is situated in the heavily populated inner core of the Virgo Cluster of galaxies.
Radio observations and images of the Hubble Space Telescope of M84...
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| x Messier 85 |
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Messier 85 (also known as M85 or NGC 4382) is a lenticular galaxy (type S0) in the Coma Berenices constellation. It is 60 million light years away, making it the 94th most distant Messier object, and it estimated to be 125,000 light years across.
It...
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| x Messier 86 |
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Messier 86 (also known as M86 or NGC 4406) is a lenticular galaxy in the constellation Virgo. It was discovered by Charles Messier in 1781. M86 lies in the heart of the Virgo Cluster of galaxies and forms a most conspicuous group with another giant,...
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| x Messier 87 |
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Messier 87 (also known as M87, Virgo A or NGC 4486) is a giant elliptical galaxy. The galaxy is the largest and brightest galaxy within the northern Virgo Cluster, located about 55 million light years away. The galaxy also contains a notable active...
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| x Messier 88 |
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Messier 88 (also known as M88 or NGC 4501) is a spiral galaxy about 47 million light-years away in the constellation Coma Berenices. It was discovered by Charles Messier in 1781.
This galaxy is one of the fifteen Messier objects that belong the...
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| x Messier 89 |
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Messier 89 (M89 for short, also known as NGC 4552) is an elliptical galaxy in the constellation Virgo. It was discovered by Charles Messier on March 18, 1781. M89 is a member of the Virgo Cluster of galaxies.
Current observations indicate that M89...
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| x Messier 90 |
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Messier 90 (also known as M90 and NGC 4569) is a spiral galaxy about 60 million light-years away in the constellation Virgo. It was discovered by Charles Messier in 1781.
Messier 90 is a member of the Virgo Cluster. The galaxy is located...
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| x Messier 91 |
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Messier 91 (also known as NGC 4548) is a barred spiral galaxy about 63 million light-years away in the constellation Coma Berenices. It was most probably discovered by Charles Messier in 1781 and independently rediscovered by William Herschel on...
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| x Messier 94 |
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Messier 94 (also known as NGC 4736) is a spiral galaxy in the constellation Canes Venatici. It was discovered by Pierre Méchain in 1781, and catalogued by Charles Messier two days later. Although some references describe M94 as a barred spiral...
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| x Messier 95 |
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Messier 95 (also known as M95 or NGC 3351) is a barred spiral galaxy about 33 million light-years away in the constellation Leo. It was discovered by Pierre Méchain in 1781, and catalogued by Charles Messier four days later.
The center of the galaxy...
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| x Messier 96 |
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Messier 96 (also known as NGC 3368) is an intermediate spiral galaxy about 31 million light-years away in the constellation Leo. It was discovered by Pierre Méchain in 1781.
M96 is the brightest galaxy within the M96 Group, a group of galaxies in...
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| x Messier 98 |
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Messier 98 (also known as M98 or NGC 4192) is an intermediate spiral galaxy about 60 million light-years away in the constellation Coma Berenices. It was discovered by Pierre Méchain on March 15, 1781 along with M99 and M100 and was cataloged as a...
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| x Messier 99 |
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Messier 99 (also known as M99 or NGC 4254) is an unbarred spiral galaxy approximately 60 million light-years away in the constellation Coma Berenices.
The galaxy has a normal looking arm and an extended arm that is less tightly wound. A bridge of...
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| x Messier 100 |
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Messier 100 (also known as NGC 4321) is a spiral galaxy about 52.5 million light-years away in the constellation Coma Berenices. It was discovered by Pierre Méchain in 1781. It is one of the brightest galaxies in the Virgo cluster. Five supernovae...
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| x Messier 105 |
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Messier 105 (also known as M105 and NGC 3379) is an elliptical galaxy in the constellation Leo. Messier 105 is known to have a supermassive black hole.
Messier 105 was discovered by Pierre Méchain on 24 March 1781, just a few days after he...
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