![cover image](https://wikiwandv2-19431.kxcdn.com/_next/image?url=https://upload.wikimedia.org/wikipedia/commons/thumb/5/5c/Part_of_the_Coalsack_Nebula.jpg/640px-Part_of_the_Coalsack_Nebula.jpg&w=640&q=50)
Coalsack Nebula
Dark nebula in the constellation Crux / From Wikipedia, the free encyclopedia
Dear Wikiwand AI, let's keep it short by simply answering these key questions:
Can you list the top facts and stats about Coalsack?
Summarize this article for a 10 year old
SHOW ALL QUESTIONS
The Coalsack Nebula (Southern Coalsack, or simply the Coalsack)[3] 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.[2]
Quick Facts Dark nebula, Observation data: J2000.0 epoch ...
Dark nebula | |
---|---|
![]() The Coalsack Nebula taken by the Wide Field Imager on the MPG/ESO 2.2-metre telescope[1] | |
Observation data: J2000.0 epoch | |
Right ascension | 12h 50m |
Declination | −62° 30′ |
Distance | 180[2] pc |
Apparent magnitude (V) | – |
Apparent dimensions (V) | 7° × 5° |
Constellation | Crux |
Physical characteristics | |
Radius | 30–35 ly |
Absolute magnitude (V) | – |
Notable features | – |
Designations | Caldwell 99 |
See also: Lists of nebulae |
Close
![Thumb image](http://upload.wikimedia.org/wikipedia/commons/thumb/2/23/UntitledCoalSackAutoRGB_extra-1-2.jpg/640px-UntitledCoalSackAutoRGB_extra-1-2.jpg)