STAR FORMATION THE PROCESS DENSE REGIONS MOLECULAR CLOUD INTERSTELLAR SPACE SOMETIMES STELLAR STAR FUSE BRANCH ASTRONOMY THE STUDY INTERSTELLAR MEDIUM GIANT MOLECULAR CLOUD PRECURSORS THE STAR FORMATION PROTOSTAR YOUNG STELLAR OBJECT RELATED PLANET FORMATION ACCOUNTING THE FORMATION OF MUST ACCOUNT STATISTICS BINARY STAR INITIAL MASS FUNCTION ASTRONOMERS REPORTED EVIDENCE POPULATION III STARS COSMOS REDSHIFT GALAXY STARS EXISTED VERY EARLY UNIVERSE HIGH PRODUCTION CHEMICAL ELEMENT HYDROGEN PLANET LIFE AS WE KNOW IT SPIRAL GALAXY THE MILKY WAY STELLAR REMNANT DIFFUSE GAS PARTICLES CONSISTING OF HELIUM MEDIUM CHEMICALLY TRACE AMOUNTS ELEMENTS BEYOND THE END SEQUENCE HIGHER DENSITY DIFFUSE NEBULAE TAKES CONTRAST ELLIPTICAL GALAXY THE COLD COMPONENT BILLION YEARS THE GALAXY FORMING EXCEPT MERGERS NEBULAE MOLECULAR FORM OBSERVATIONS COLDEST CLOUDS INFRARED INSIDE VISIBLE LIGHT SURFACE THE CLOUDS GIANT MOLECULAR CLOUDS GENERALLY PRODUCE DENSITIES DIAMETERS MASSES UP TO SOLAR MASS AVERAGE INTERIOR TEMPERATURE HALF TOTAL GALACTIC MOLECULAR CLOUDS NEBULA THE SUN MASSIVE THE ORION LIGHT YEARS OPHIUCHI CLOUD COMPLEX COMPACT SITE OF STAR OPAQUE DUST BOK GLOBULE THE ASTRONOMER BART BOK ASSOCIATION BOK GLOBULES LIGHT YEAR DARK CLOUDS BRIGHT EMISSION NEBULA BACKGROUND INTERSTELLAR CLOUD HYDROSTATIC EQUILIBRIUM KINETIC ENERGY GAS PRESSURE BALANCE THE POTENTIAL ENERGY INTERNAL GRAVITATIONAL FORCE MATHEMATICALLY VIRIAL THEOREM GRAVITATIONAL POTENTIAL ENERGY EQUAL TWICE THERMAL ENERGY CLOUD ENOUGH SUPPORT THE CLOUD UNDERGO GRAVITATIONAL COLLAPSE THE MASS ABOVE COLLAPSE THE JEANS DEPENDS THOUSANDS TENS SOLAR MASSES OPEN CLUSTER PRODUCT TRIGGERED EVENTS MIGHT COMPRESS EACH OTHER NEARBY SUPERNOVA EXPLOSION SHOCKED MATTER COLLISIONS TRIGGER STARBURST TIDAL MECHANISM GLOBULAR SUPERMASSIVE BLACK HOLE AT THE CORE SERVE RATE GALACTIC NUCLEUS BLACK HOLE ACTIVE STRONG WIND COLLIMATED RELATIVISTIC JET LIMIT BLACK HOLES SPEED BLOCK AGING THE RADIO THE JETS LIKEWISE WEAKER JET AS IT SMALLER PIECES THE FRAGMENTS REACH STELLAR MASS RADIATES AWAY THE ENERGY RELEASE THUS LESS EFFICIENT RADIATING CONDENSE ROTATING SPHERES THIS PICTURE TURBULENCE MACROSCOPIC ROTATION MAGNETIC FIELDS HINDER INSTRUMENTAL CAUSING FRAGMENTATION SCALES PROTOSTELLAR CONTINUE GRAVITATIONAL BINDING ENERGY EXCESS ENERGY EVENTUALLY TEMPERATURES RADIATE FAR INFRARED TOWARD THE CENTER THE MIDDLE REGION CORE INCREASE DETERMINED FALLING CREATES SHOCK WAVES HEAT THE CORE THE MOLECULES IONIZATION PERIOD FREE FALL VELOCITIES MATERIAL REACHED THE COMBINATION CONVECTION RADIATION EXTERIOR CONTRACT INTERNAL PRESSURE GRAVITATIONAL STATE ACCRETION PHASE NEARLY OBJECT ONTO CIRCUMSTELLAR DISC HIGH ENOUGH DEUTERIUM FUSION PRESSURE RESULTANT COMPRISING RAIN STAGE BIPOLAR JETS PROBABLY MEANS ANGULAR MOMENTUM ENVELOPE PROCESS HYDROGEN BURNING MAIN SEQUENCE STARS PMS STAR HAYASHI TRACK DIAGRAM CONTRACTION HAYASHI LIMIT LESS THAN JOIN AT THE END HENYEY TRACK BEGINS THE REST ENDS THE STARS STAGES WELL DEFINED LENGTH THE OTHER EVOLUTION OF STARS STELLAR EVOLUTION AVAILABLE OBSERVING WAVELENGTH OPTICAL EXISTENCE ALMOST HIDDEN AWAY DEEP INSIDE LEFT SEEN SILHOUETTE EMISSION EARLY STAGES INFRARED LIGHT VISIBLE SURVEY EXPLORER UNVEILING PROTOSTARS PARENT STAR CLUSTERS EMBEDDED CAMARGO THE STRUCTURE EXTINCTION MAPS NUMBER AREA ZERO CONTINUUM ROTATIONAL TRANSITION MOLECULES LAST SUBMILLIMETER EARLY STAR HAS TO INFRARED ASTRONOMY CAUSED OBSERVE VISUAL THE SPECTRUM PRESENTS EARTHS ATMOSPHERE WINDOWS OUTSIDE ATMOSPHERIC SUBTRACTION TECHNIQUES PROVEN USEFUL YOUNG TIMES STRONGER DETECTIONS TAURI EINSTEIN OBSERVATORY HEATING STELLAR CORONA MAGNETIC RECONNECTION SUPERSONIC PHOTONS SOFT RANGE CHANDRA XMM NEWTON MODERATE ABSORPTION SEEING STELLAR POPULATIONS YOUTH BAND PARTICULARLY PERFORMING CENSUSES TAURUS GALAXIES DETECTED UNIQUE SPECTRAL SIGNATURE NEWBORN AGED MILLION YEARS LIGHT TRAVEL DISTANCE BILLION LIGHT YEARS AWAY AN AGE THE UNIVERSE THE MASS OF THE SUN PERCENT THE CLUMPS HOST INITIAL RESEARCH START AREAS TURBULENT IN YOUNG TO THE CENTER THE CENTRAL BULGE NASA ANNOUNCED TRACKING POLYCYCLIC AROMATIC CARBON IN POSSIBLE MATERIALS PAHS SEEM THE BIG BANG EXOPLANETS DISCOVERED CLASS TYPE THE MAJORITY YOUNGER FAINT REPRESENTATIVE OF NEW CLASS SOURCES STATUS UNDETERMINED EVOLVED BROWN DWARF INTERSTELLAR PLANET IRS MAIN SEQUENCE STAR GALACTIC CENTER IN AUGUST THOUGHT THEORY OF SUGGESTS LEADS ACCRETION DISK CHANNELED CENTRAL UNDERSTOOD EMIT RADIATION PRESSURE MIGHT BE SUBSTANTIAL THE MASSIVE PREVENT RECENT THEORETICAL WORK OUTFLOW CLEARS ESCAPE THE DISK PRESENT THINKING THEREFORE ABLE SIMILAR LOW MASS STARS MOUNTING INDEED ACCRETION DISKS THEORIES MASSIVE STAR TESTED COMPETITIVE SEEDED COMPETE DRAW ENTIRE SIMPLY LOCAL COALESCENCE MORE STARS CHRONOLOGY OF THE UNIVERSE FORMATION AND EVOLUTION OF THE SOLAR SYSTEM GALAXY FORMATION AND EVOLUTION THE LOCAL GROUP