Sh 2-9, also known as Gum 65, is combination emission and reflection nebula in the Scorpius constellation, surrounding the multiple star system Sigma Scorpii.

Sigma Scorpii is 1° to the northwest of Messier 4,[1][2] and the nebula can be easily seen with small telescopes.

Sharpless 9 is a red emission nebula that surrounds the star Sigma Scorpii.

[5][2] The magnitude 1.1 Antares is 2° to the southeast of this nebula.

[2] One of strongest 2.3 GHz sources in the region coincides with Sharpless 9.