Nebula Carina VIII
This section of the Carina Nebula has been appropriately named the Mystic Mountain. Its glowing edge indicates that it is being photoionized by the hottest stars in the nearby cluster. It has been hypothesized that stars may form inside such dusty cocoons.
Credit for Hubble Image: NASA, ESA, N. Smith (University of California, Berkeley), and The Hubble Heritage Team (STScI/AURA)