What is the pacman nebula in our galaxy?
This wide-angle image of the star-forming region NGC 281 in the constellation Cassiopeia was taken with the 0.9-metre WIYN telescope at Kitt Peak National Observatory near Tucson, AZ. This wide-field image of the star-forming region NGC 281 in the constellation Cassiopeia was taken with the 0.9-metre WIYN telescope at Kitt Peak National Observatory near Tucson, … Read more
