INHABITED SKY
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The collection of some black hole candidates. Some objects from this group are well known with different names. For example USNO-A2 0900-14143332 also known as SS 433 and V 1343 Aql.
HDE 226868 | USNO-A2 0450-25921220 | USNO-A2 0825-02326455 | USNO-A2 0900-14143332 |