Harvard-Smithsonian Center for Astrophysics

Le fonti da cui sono tratti gli articoli inseriti nella sezione Documenti di Elettroni.

16 Nov 2009 - 22:00

Cambridge, MA - The constellation of Orion is a hotbed of massive star formation, most prominently in the Great Nebula that sits in Orion's sword. The glowing gas of the Nebula is powered by a group of young massive stars, but behind it is a cluster of younger stars and clumps of gas. Still gathering together under gravity's pull, these gas clumps will eventually ignite into stars.