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Nebula | |
---|---|
Observation data: J2000 epoch | |
Right ascension | 18h 09m 56.8s[1] |
Declination | −24° 06′ 23″[1] |
Constellation | Sagittarius[2] |
Designations | ESO 521-40, LBN 28, LBN 007.03-02.26[3] |
NGC 6559 is a star-forming region located at a distance of about 5000 light-years from Earth, in the constellation of Sagittarius, showing both emission (red) and reflection (bluish) regions.