... Water Ice Imaged in Martian Polar Cap . ... Shells of ancient supernovas, cocoons surrounding newborn stars, and specks from distant quasars highlight this tremendous vista toward the constellation of Cygnus. ... The Nebula's glowing gas surrounds hot young stars at the edge of an immense interstellar molecular cloud only 1500 light-years away. ... Reflection Nebula M78 . ... The dust not only absorbs light, but also reflects the light of several bright blue stars that formed recently in the nebula....