Rose

what: The Heart of the Rosette (NGC 2244)

where: 5200 lightyears away in the Monoceros constellation
who: Spitzer Space Telescope
more: Hi-Res [1669x1439,150kb] HQ Hi-res [3000x2400,1.5Mb] Data Sheet

Green and Pink

what: The Seven Sisters (M45)

where: 430 lightyears
who: Spitzer Space Telescope
more: Hi-Res [2400x3000,1.7Mb] No caption Hi-res [2855x2855,300kb] Data Sheet

what: Pink Pleiades (M45)

where: 430 lightyears
who: Spitzer Space Telescope
more: Hi-Res [2400x3000,1.7Mb] No caption Hi-res [2855x2855,360kb] Data Sheet

Arms

what: Mysterious Arms Revealed (NGC 4258)

where: 22 millio lightyears
who: XMM-Newton+Chandra+Spitzer+VLA
more: Hi-Res version [3000x2501,42.7Mb] Story on nasa.gov Data Sheet

what: Barred Spiral Galaxy (NGC 1672)

where: 60 millio lightyears
who: Hubble Space Telescope
more: Hi-Res version [5302x3805,25.31Mb] Story