半人马座ω

{{ Infobox globular cluster
| name = NGC 5139
| image =
半人馬座ω核心的一小塊區域就包含了50,000顆恆星(NASA/STScI)
| epoch = J2000
| class =
| ra =
| dec =
| dist_pc = 5.6 ± 0.3 kpc
| appmag_v = +5.33
| v_hb =
| age = ~12 Gyr
| notes =
| names = NGC 5139,

相關條目
*人馬座矮橢球星系
*大犬座矮星系
*M54
*馬亞爾II
*M4（另一個能以肉眼看見的球狀星團）
*M5（在極端良好的條件下，能以肉眼看見的另一個球狀星團）
*天王星（曾被誤認為恆星的行星）

外部連結

• [http://blackholes.stardate.org/objects/factsheet-omega-centauri.html StarDate: Omega Centauri Fact Sheet]
• [http://hubblesite.org/newscenter/newsdesk/archive/releases/2001/33/image/a Hubblesite - Peering into the core of a globular cluster]
• [https://web.archive.org/web/20050615115719/http://control.com.au/bi2003/bi2410.shtml Omega Centauri: Former Core of a Dwarf Galaxy?]
• [http://msowww.anu.edu.au/news/media_releases/media_release_030716.php Omega Centauri: Proud Cluster or Sad Remnant?]
• [http://www.spacetelescope.org/images/html/opo0133a.html Omega Centauri at ESA/Hubble - link not operational]
• [http://www.wikisky.org/?ra=13.44057&de=-47.482835&zoom=9&img_source=IMG_1403:all Omega Centauri on Wikisky.org - Link not operational]
• [http://gclusters.altervista.org/cluster_4.php?ggc=Omega+Cen Omega Centauri, Galactic Globular Clusters Database page]

*

• [http://www.constellation-guide.com/omega-centauri-ngc-5139/ Omega Centauri at Constellation Guide]

參考資料