|H II region|
|Observation data: J2000 epoch|
|Right ascension||17h 04m 06.6s|
|Declination||−38° 08′ 33″|
|Apparent dimensions (V)||1°|
|Designations||Sh 2-2, Gum 57|
Sh 2-2, also known as Sharpless 2, is an emission nebula in the constellation of Scorpius. It appears as a mid-range brightness making it difficult to view. It is believed to currently host an X-ray binary star that originated and was ejected from the Scorpius OB1 association.