File:Part_of_the_Coalsack_Nebula.jpg · Wikimedia Commons · See Wikimedia Commons
Key facts
- Right ascension
- 12 50
- Declination
- −62° 30′
- Distance
- 180 pc
- Apparent magnitude v
- –
- Apparent dimensions v
- 7 ° × 5°
- Constellation
- Crux
- Radius
- 30–35 ly
- Absolute magnitude v
- –
- Notable features
- –
- Designations
- Caldwell 99
via Wikipedia infobox
~3 min read
Encyclopedic overview
Coal Sack Nebula The Coalsack Nebula (Southern Coalsack, or simply the Coalsack) is a dark nebula, which is visible to the naked eye as a dark patch obscuring part of the Milky Way east of Acrux (Alpha Crucis) in the constellation of Crux.
General information
Excerpted from Wikipedia’s “Coalsack Nebula” article, available under the CC BY-SA 4.0 licence.