SDC 335.579-0.292 is a dark nebula in the constellation of Norma.

[3] Its distance is poorly known, but it is thought to be about 10,000 light-years (3.25 kiloparsecs) away.

[2] SDC 335.579-0.292 is a site where stars are forming.

It is thought to be a potential precursor to massive OB associations and massive star clusters, like the famous Trapezium Cluster.

[3] It is claimed to live a lifetime of barely a million years.