Far infrared mapping of the galaxies M51 and M101 with ISOPHOT.
Lemke, D.; Telesco, C. M.; Kinkel, U.; Klaas, U.; Haas, M.; Hippelein, H.; Tuffs, R. J.; Voelk, H. J.; Xu, C.
Abstract
We present far infrared (FIR) images of the two nearby galaxies M 51 and M 101 at 60, 100, and at 175mum. These images resolve the spiral arms of the galaxies and a number of giant HII regions embedded therein.