SEARCH,NASA GOV,TOPICS,MISSIONS,NASA TV,FOLLOW,NASA,DOWNLOADS,AUDIENCES,RELATED,HUBBLE,SEES,VIRGO,DAYS,SPOTS,GALAXIES,COSMIC,REMARKABLE,GALACTIC,HYBRID,MONTHS,SPIRAL,ANDROMEDA 2,MEGAMASER,CRANE,CLOSER,LOOK,GALAXY 4,SPIES,SPIRAL GALAXY,TAKES,FLIGHT,TOUCAN,THE CLUSTER,INTO THE STORM,GALAXY,BURST,STARBURST GALAXY,MYSTERIOUS,HERMIT,FEB 5,MERGING,ERIDANUS,IMAGE,TAKEN,HUBBLE SPACE TELESCOPE,SHOWS,PECULIAR GALAXY,LYING,MILLION LIGHT YEARS AWAY,SOUTHERN,CONSTELLATION,RATHER,VIEWING,CELESTIAL OBJECT,ACTUALLY,THINK,EVENT,HERE WE ARE,WITNESSING,THE ACT,ALMOST ALL,TRACES,ORIGINAL,APPEARANCE,STARS,GAS,GRAVITY,UNLESS,THE OTHER,ALWAYS,PROCESS,DETERMINE,PRECISELY,THE ORIGINAL,INDEED,HOW MANY,CASE,POSSIBLE,WE ARE,SEEING,THE MERGER,DWARF GALAXIES,PREVIOUSLY,GROUP,OLDER,YELLOW,SEEN,OUTER,REGIONS,AREAS,BRIGHT BLUE,PATCHES,GAVE,OF STAR,FORMATION,TRIGGERED,CREDIT,ACKNOWLEDGEMENT,JUDY,SCHMIDT,TEXT,EUROPEAN,SPACE,AGENCY,LAST,EDITOR,ASHLEY,MORROW,TAGS,GODDARD SPACE FLIGHT CENTER,IMAGE OF,THE DAY,UNIVERSE,APRIL 14,STELLAR,SHIRT,MAYBE,YOUVE,TATTOO,SHARE,YOUR,PHOTOS,INSTAGRAM,TWITTER,FLICKR,FACEBOOK,YOULL,SHOUT OUT,CREDITS,JENNY,LEARN,GALAXY FORMATION AND EVOLUTION,FULLY,UNDERSTOOD,CONDITIONS,CERTAIN,STARBURST GALAXIES,TELL,EVOLVED,OVER TIME,REGION,FORMING,RATE,THE GALAXY,EATING,SUPPLY,FASTER,NGC 4536,CAPTURED,HERE,BEAUTIFUL,DETAIL,WIDE FIELD CAMERA 3,WFC3,IN THE CONSTELLATION OF,VIRGO THE VIRGIN,EXTREME,STAR FORMATION,FACTORS,LEAD,IDEAL,ENVIRONMENT,RAPID,HAS TO,MASSIVE,MIGHT BE,ACQUIRED,NUMBER,EXAMPLE,PASSING,CLOSE,FULL BLOWN,GALACTIC COLLISION,LOTS,LEAVES,TELL TALE,FINGERPRINTS,ASTRONOMERS,KNOW THAT,STARBURST,RICH,YOUNG,EXTREME ENVIRONMENTS,FAST,BURNING,EXHAUSTING,QUICKLY,EMIT,HUGE,INTENSE,ULTRAVIOLET LIGHT,ELECTRONS,ATOMS,HYDROGEN,LURKING,NEARBY,IONIZATION,LEAVING,BEHIND,COLORFUL,CLOUDS,IONIZED HYDROGEN,ASTRONOMER,SPEAK,HII REGIONS,HILLE,READ,FULL,ARTICLE,MARCH 24,CONVENTION,HARDER,CLASSIFY,TRUSTY,VIEW,LEO THE LION,THE MORE,DIFFUSE,BLUE GLOW,COVERING,THE RIGHT SIDE,THE FRAME,SOMETIMES,CLARITY,NAME,APPLY,OVERALL,SMALLER,UPPER,LEFT,COUPLE,TEAR,APART,SO CLOSE,DISTORTED,GRAVITATIONAL FORCES,CAUSING,TWIST,THEMSELVES,THE UNUSUAL,UNIQUE,SHAPES,APPEARS,DISPLAY,REMNANTS,CENTRAL,STRUCTURE,SPIRAL ARMS,PROPERTIES,CHARACTERISTIC,SPIRAL GALAXIES,CATEGORIZE,IRREGULAR GALAXY,MARCH 3,SITS,LIES,US IN,PISCES PERSEUS SUPERCLUSTER,LONG CHAIN,GALAXY CLUSTERS,HUNDREDS,MILLIONS,LIGHT YEARS,LARGEST,STRUCTURES,COSMOS,ITSELF,EXTRAORDINARY,HALO,HUNDRED,BILLION,TIMES,THE MASS OF THE SUN,THE MASS,THE MILKY WAY,ROUND,ROTATING,SPEEDS,UP TO,KILOMETERS,MILES PER HOUR,OBSERVATIONS,HELPING,UNDERSTAND,WHETHER,SIMPLY,MIGHT,COLLIDING AND MERGING,POINT,PAST,MARCH 6,FEB 10,ANDROMEDA,ANDROMEDA CONSTELLATION,THE 88,MODERN,CONSTELLATIONS,SHOULD,CONFUSED,NEIGHBORING,ANDROMEDA GALAXY,USED TO,SHAPE,BARRED SPIRAL,TYPE,RECOGNIZABLE,FAN OUT,CORE,CUTTING,BARRED SPIRAL GALAXY,MIGHT NOT,WITH RESPECT TO,EARTH,ACTED,PHOTOGRAPHER,DO NOT,FACE,FEATURES,LESS,OBVIOUS,EVIDENCE,EXPERIENCED,KIND,INTERACTION,VAST,THEREFORE,AFFECT,INTERACTIONS,MILD,UNDERSTANDING,THE HISTORY OF,IMPROVE,THE STARS,DEC 29,THIS GALAXY,FUTURISTIC,CLASSIFICATION,HOSTS,MEGAMASERS,BRIGHT,100 MILLION,BRIGHTER,MASERS,ENTIRE,ACTS,LASER,BEAMS,MICROWAVE,EMISSION,VISIBLE LIGHT,HENCE,THE M,COMPONENTS,THE RIGHT,PHYSICAL,CONDITION,RADIATE,ENERGY,MICROWAVES,IRAS,ENERGETIC,NATURE,PAINTING,SERENE,ROSEBUD,THE IMAGE,INSTRUMENTS,ADVANCED CAMERA FOR SURVEYS,NEAR INFRARED CAMERA AND MULTI,OBJECT,SPECTROMETER,NICMOS,SUPERB,SENSITIVITY,RESOLUTION,FIELD OF VIEW,OPPORTUNITY,OBSERVE,THE STRUCTURE,DOUBLE,NUCLEUS,THOUGHT,CORES,THE PROCESS,NORTHERN,PARTS,BURIED,DEEP,SWIRL,DUST,STARBURST REGION,INCREDIBLE,SOMETHING,LINER,LOW IONIZATION NUCLEAR,WHOSE,STEMS,IONIZED,NEUTRAL,PARTICULAR,GASES,BLACK HOLE,DEC 16,JOSEPH,LUNT,DISCOVERY,PEERING,TELESCOPE,CAPE TOWN,OBSERVATORY,BRITISH SOUTH AFRICAN,SCIENTIST,SIGHT,GRUS,THE CRANE,INTEREST,PRODUCE,RESOLVE,TOOL,EXPLORE,POPULATIONS,SPRANG,TO LIFE,DIED,US AS,THIRDS,SPIRALS,THE UNIVERSE,SLICING,NOV 22,FAINT,COMES,COURTESY,MULTI,COLOR VISION,STUDY,WIDE,RANGE,TARGETS,REMOTE,ULTRAVIOLET VISIBLE,INFRARED LIGHT,SHOW,GLORY,DISCOVERED,WILHELM HERSCHEL,VISIBLE,RIGHT,FARTHER AWAY,ROB,NOV 4,FAMOUS,HOSTING,SPECTACULAR,SIGHTS,TUCANA DWARF GALAXY,47 TUCANAE,GLOBULAR,IN THE NIGHT,TUCANA,VARIETY,UNSUNG,BEAUTY,OPEN STAR CLUSTER,SMALL MAGELLANIC CLOUD,LIGHT YEARS AWAY,OPEN CLUSTERS,BOUND,SHACKLES,MOLECULAR CLOUD,COMPOSITION,POSITIONS,THE CLOUD,PROPERTY,VIEWED,SOPHISTICATED,INSTRUMENT,ATTACHED,LABORATORY,FORMATION AND EVOLUTION OF,DEPEND,SEPT 9,SHOT,MAELSTROM,GLOWING,DARK,MILKY WAYS SATELLITE GALAXIES,LARGE MAGELLANIC CLOUD,STORMY,SCENE,STELLAR NURSERY,HII REGION,CAUSES,HYDROGEN GAS,GLOW,TORRENTIAL,WINDS,CARVING,RIDGES,ARCS,MATERIAL,THE HEART,CLOUD,PAPILLON,NEBULA,BUTTERFLY,NEBULOSITY,DENSE,CLASSIFIED,HIGH,EXCITATION,BLOB,THE EARLY,STAGES,MASSIVE STAR,SOUTH,TARANTULA NEBULA,COMPLEX,THE REGION,WIDE FIELD PLANETARY CAMERA 2,THE FIRST TIME,JULY 25,BY JOHN,HERSCHEL,HIGH NUMBERS,ANTLIA,AIR PUMP,SIMILAR,THE MAGELLANIC CLOUDS,DISPLAYS,VI