Lagoon Nebula
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The Lagoon Nebula is a giant interstellar cloud in the constellation Sagittarius. It is classified as an emission nebula and has an H II region.
The Lagoon Nebula was discovered by Giovanni Hodierna before 1654 and is one of only two star-forming... Wikipedia
Magnitude: 6
Coordinates: RA 18h 3m 37s | Dec -24° 23′ 12″
Distance to Earth: 4,077 light years
Radius: 55 × 20 ly
Size: 90x40 arc-minutes
Apparent dimensions (V): 90 × 40 arcmins
Apparent magnitude (V): 4.6