by Qev » Fri May 19, 2006 3:54 pm
harry wrote:Are they Nova or supernova.
There seems to be both.
Primarily, these are H-II regions, which are nebulas containing young or newborn stars, where star formation is taking place. A good example of this in our galaxy is the Orion Nebula. The bubbles are being formed by the powerful stellar winds of hot, young stars blowing the material of the nebula away from them.
[quote="harry"]Are they Nova or supernova.
There seems to be both.[/quote]
Primarily, these are H-II regions, which are nebulas containing young or newborn stars, where star formation is taking place. A good example of this in our galaxy is the Orion Nebula. The bubbles are being formed by the powerful stellar winds of hot, young stars blowing the material of the nebula away from them.