Karlikovaya sferoidal'naya galaktika v Pegase: malen'kaya galaktika v Mestnoi gruppe
<< Vchera | 22.01.1999 | Zavtra >> |
Avtory i prava: E. Grebel' ( Vashingtonskii universitet ), P.
Guhatakurta ( Observatorii Kaliforniiskogo universiteta/Likskaya observatoriya )
Poyasnenie:
Karlikovaya sferoidal'naya galaktika v Pegase yavlyaetsya malen'kim nedavno otkrytym chlenom Mestnoi
gruppy galaktik . Karlikovaya Pegasa vozmozhno yavlyaetsya sputnikom ogromnoi spiral'noi galaktiki Andromedy (M31) , dominiruyushei v Mestnoi
gruppe . Karlikovaya Pegasa prakticheski skryta za svecheniem yarkih zvezd Mlechnogo Puti, raspolagayushihsya
pered nei. Na segodnyashnei kartinke predstavleno trehcvetnoe izobrazhenie karlikovoi Pegasa, poluchennoe na teleskope
Keka . Galaktika vyglyadit kak skoplenie slabyh golubyh zvezd razmerom 2 tysyach svetovyh let. Otkrytie karlikovoi
Pegasa i drugih blizkih karlikovyh galaktik govorit o tom, chto malen'kie galaktiki mogut prevrashat'sya v
bol'shie v processe evolyucii . Schitaetsya, chto malen'kie galaktiki yavlyayutsya stroitel'nymi
blokami , iz kotoryh obrazuyutsya bol'shie galaktiki.
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Publikacii s klyuchevymi slovami:
Local Group of Galaxies - dwarf galaxy - pegasus - karlikovaya galaktika - Mestnaya gruppa galaktik - evolyuciya galaktik
Publikacii so slovami: Local Group of Galaxies - dwarf galaxy - pegasus - karlikovaya galaktika - Mestnaya gruppa galaktik - evolyuciya galaktik | |
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