????:1???????:?????????

2???sn??

3???????????

4???95??????

5???????

??????12??18???????? (???? ???)?????????«????????-???»????????,?,??????????????????,???????

????(???:???????Stéphane Guisard)

?,???????,??????????A*(Sagittarius A*)?????

???????????,??????A*???????????,??S???(S-cluster)???S?????,?????????????????????????????????,??????A*?????????????,????????????

?????????(?????:????????????F. Peißker et al.)

????????????????????????????,????????????????????????????????Florian Peißker?????,??,???????S??????????????????D9,????????????D9a????????????D9b?????????????????,??,????????????????????270???????,????????????S????????????

??????,?????????S?,????????,????????

??????D9??,?????A*?????????(?????????F. Peißker et al., S. Guisard)

???,???????D9?????????,??S?????????,???????????100?????????A*??????(???????????????????)

???:???