转自twi@NASA
Round and round we go…
Let yourself be whisked away by the Whirlpool Galaxy’s curving arms, pink star-forming regions, and brilliant blue strands of star clusters. Explore #GalaxiesGalore with @NASAHubble on @Tumblr: https://t.co/F2kzCVAYBt https://t.co/zVUKShxrEB