Westerlund 2
| Westerlund 2 | |
|---|---|
 | |
| Observationsdata | |
| Stjärnbild | Kölen |
| Rektascension | 10t 25m 02s |
| Deklination | -57° 46′ 00″ |
| Avstånd | 20 000 |
| Fysiska egenskaper | |
| Massa | 7 400 solmassor |
| Upptäckt | |
| Upptäcktsår | 1961 |
| Upptäckare | Bengt Westerlund |
| Andra beteckningar | |
| ESO 127-18 | |
| Se också: Klotformiga stjärhopar, Lista över klotformiga stjärhopar | |
Westerlund 2 är en tät stjärnmoln i Kölen, upptäckt av Bengt Westerlund på Mount Stromlo 1961.
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The star cluster Westerlund 2 in the Milky Way galaxy, with an estimated age of about one or two million years. It contains some of the hottest, brightest, and most massive stars known. The cluster resides inside a stellar breeding ground known as Gum 29, located 20,000 light-years away in the constellation Carina.
The star cluster Westerlund 2 in the Milky Way galaxy, with an estimated age of about one or two million years. It contains some of the hottest, brightest, and most massive stars known. The cluster resides inside a stellar breeding ground known as Gum 29, located 20,000 light-years away in the constellation Carina.