The central bulge of spiral galaxy NGC 2903 is composed of old stars giving a yellowish appearance, while the spiral arms host younger stars denoted by their blue-light emission and star formation regions denoted by their red-light emission.
Here's a gallery of 65 awesome galaxy photos: http://oak.ctx.ly/r/35k0
An infrared image of the Messier 82 galaxy, nicknamed the "Cigar galaxy," shows the formation's central plane in blue and white, with a halo of smoky dust in red. This red cloud, composed of hydrocarbon dust similar to car exhaust, is being blown out into space by the galaxy's millions of young stars.
More galaxy gallery: nationalgeographic
No comments:
Post a Comment