Slide 1 Circumstellar disks - a primer Ast622 The Interstellar Medium Partially based on Les Houches lecture by Michiel Hogeheijde (http://www-laog.obs.ujf-grenoble.fr/heberges/Houches08/index.htm)…
Today in Astronomy 328: the Milky Way Image: wide-angle photo and overlay key of the Sagittarius region of the Milky Way, showing vividly the effect of obscuration by dust…