... The star forming region above, known as Swan Nebula, is the home of hot red-glowing gas, dark lanes of dust, bright young stars and -- what are those? NGC 5882: A Small Planetary Nebula . ... Hot Blue stars shine brightly in this beautiful, recently formed galactic or "open" star cluster. ... A Close-Up of the Lagoon's Hourglass . ... Ribbons of red-glowing gas and dark dust surround massive young stars in this close-up of the Lagoon Nebula taken by the Hubble Space Telescope. ...