Statements (13)
| Predicate | Object |
|---|---|
| gptkbp:instance_of |
gptkb:star
|
| gptkbp:contains_star |
gptkb:main-sequence_star
|
| gptkbp:discovered_by |
gptkb:NASA
|
| gptkbp:distance_from_earth |
approximately 5,000 light years
|
| gptkbp:first_appearance |
gptkb:1971
|
| https://www.w3.org/2000/01/rdf-schema#label |
Cygnus X-8
|
| gptkbp:lighting |
about 10^38 watts
|
| gptkbp:located_in |
constellation Cygnus
|
| gptkbp:mass |
greater than 10 solar masses
|
| gptkbp:orbital_period |
approximately 5.6 days
|
| gptkbp:type |
gptkb:supermassive_black_hole
|
| gptkbp:bfsParent |
gptkb:Cygnus
|
| gptkbp:bfsLayer |
5
|