NGC 300 is a spiral galaxy similar to our own Milky Way galaxy. Some of the bright blue specks in this image are young, massive stars called blue supergiants, and they are among the brightest stars seen in spiral galaxies.

Universe Calendar Observing Fascinating Cosmic Wonders
NGC 300 is a spiral galaxy similar to our own Milky Way galaxy. Some of the bright blue specks in this image are young, massive stars called blue supergiants, and they are among the brightest stars seen in spiral galaxies.