About This Image
A bluish nebula of glowing hydrogen expands out into the remains of the molecular cloud that collapsed to form the massive stars in this region. The effect is the result of strong stellar winds and high levels of ultraviolet radiation from the largest stars.
Acknowledgment: D. Gouliermis (Max Planck Institute for Astronomy, Heidelberg)Learn more on the Hubble Heritage website Get supporting picture information including original images, caption and facts, and astronomer biographies. Learn more in NewsCenter HubbleSite's NewsCenter is the place to find the story behind this image, along with its original news release and all related images.