CONSTELLATION MAJOR MINOR AUSTRALIS BOREALIS NIGHT SKY GUIDE THE NIGHT SKY CYGNUS CONSTELLATION CYGNUS NORTHERN SKY NAME MEANS ALSO KNOWN AS THE SWAN THE MYTH ZEUS LEDA GREEK MYTHOLOGY EASY FIND IN THE SKY AS IT FEATURES ASTERISM NORTHERN CROSS GREEK ASTRONOMER PTOLEMY THE 2ND FAMOUS BRIGHT STARS DENEB FIREWORKS GALAXY PELICAN NEBULA THE NORTH AMERICA NEBULA THE CRESCENT THE VEIL LOCATION MAGAZINE THE 16TH LARGEST IN THE NIGHT AREA SQUARE DEGREES LIES THE FOURTH QUADRANT NORTHERN HEMISPHERE SEEN LATITUDES NEIGHBORING CONSTELLATIONS CEPHEUS VULPECULA PLANETS MESSIER MESSIER 29 MESSIER 39 STAR ALPHA CYGNI APPARENT MAGNITUDE METEOR SHOWERS KAPPA BELONGS TO HERCULES FAMILY CORONA AUSTRALIS OPHIUCHUS TRIANGULUM MYTH THE ONE SPARTAN QUEEN GAVE BIRTH THE IMMORTAL POLLUX HELEN MORTAL CASTOR CLYTEMNESTRA THE GOD HIMSELF INTO A SWAN CHILDREN ONES KING TYNDAREUS CASTOR AND POLLUX THE ZODIAC SOMETIMES IDENTIFIED THE GREEK TRAGIC HERO MURDERED THRACIAN MAENADS AFTER DEATH ORPHEUS LYRE NEIGHBOURING PEOPLE CYCNUS ARES HERACLES DUEL THE SON THE SIDE THE TROJANS THE TROJAN WAR CLOSE FRIEND PHAETON SON OF THE SUN GOD ABOVE RACING EACH OTHER ACROSS THE SKY TOO CLOSE TO THE SUN CHARIOTS BURNED FELL TO THE EARTH LOOKING FOR A WHILE DISCOVERED DEAD FRIENDS BODY TRAPPED AT THE BOTTOM OF ERIDANUS RECOVER PACT THE BODY SWAN ONCE ABLE DIVE INTO THE RIVER GIVE PROPER SOUL TRAVEL THE AFTERLIFE SACRIFICE IMAGE THE CHINESE ASSOCIATE THE MAGPIE THE LOVERS NIU LANG GODDESS HEAVEN THEREFORE BE WITH MORTAL MAN LEARNS SECRETLY TAKES CREATES RIVER KEEP THE RIVER THE MILKY WAY ITSELF BE TOGETHER KEEPS THE MAGPIES IN THE WORLD ASSEMBLE HELP FORMING BRIDGE WIDE RIVER MAJOR STARS THE FIVE STARS DELTA CYGNI ALBIREO SADR CYGNI BELONGING SPECTRAL CLASS LIGHT YEARS STAR IN THE NIGHT APPARENT VISUAL MAGNITUDE ABSOLUTE MAGNITUDE LUMINOUS ALMOST TIMES SOLAR MASSES ACCURATE DISTANT STAR FIRST MAGNITUDE WHITE STARS THE NORTH POLE PROTOTYPE CLASS VARIABLE STARS ALPHA CYGNI VARIABLES BRIGHTNESS SPECTRAL TYPE THE STARS FUSING HYDROGEN CORE EXPLODE SUPERNOVA THE NEXT MILLION YEARS COMES ARABIC MEANING PHRASE TAIL MARKS THE BRIDGE FAIRY CHAPERONES THE TWO LOVERS MEET ALTAIR AQUILA VEGA THE SUMMER TRIANGLE IN THE SUMMER SADR REGION IC 1318 ERIC LARSEN GAMMA CYGNI THE STAR INTERSECTION TRADITIONAL WORD LATIN NAME LAB ONE OF THE BRIGHTEST STARS TWELVE RADIUM BELIEVED NUCLEAR FUEL DIFFUSE EMISSION NEBULA EPSILON CYGNI SHARES GAMMA CORVI ORANGE GIANT THE SUN SOLAR RADIUS MAGNITUDE TRIPLE STAR TAKE OVER THE NORTH STAR 400 YEARS THE YEAR SYSTEM LYING CLOSE TOGETHER BIT COMPONENT THE SYSTEM GIANT STAGES FAST ROTATING SPEED KILOMETRES PER SECOND CLOSER COMPANION THE THIRD BETA CYGNI FIFTH BINARY STAR APPEARS NAKED THE HEAD BEAK HENRYK YELLOW STAR IN FACT CLOSE BINARY BLUE COMPONENTS ARC SECONDS THE CONTRAST BETWEEN THE STARS PRETTY POPULAR TARGET AMATEUR ASTRONOMERS BRIGHTER CANNOT TELESCOPES LESS THAN ROTATIONAL VELOCITY ZETA CYGNI RADIUS BRIGHTER THAN THE SUN WHITE CCDM BINARY SYSTEM TAU CYGNI DOUBLE STAR YELLOWISH SUBGIANT STAR SIXTH YELLOW MAIN SEQUENCE STAR THE COMPANION SIMILAR LUMINOSITY SURFACE TEMPERATURE THE SOLAR SYSTEM KAPPA CYGNI GIANT STAR THE TIP SWANS LEFT THE METEOR SHOWER METEOR NORTH IN AUGUST PI CYGNI STAR SYSTEMS VISUAL MAGNITUDE AZELFAFAGE HORSE AZAL SPECTROSCOPIC BINARY WHOSE BLUE GIANT COUPLE SAMA 61 CYGNI EUROPEAN SOUTHERN OBSERVATORY BESSELS STAR FALLING STAR PAIR DWARFS ORBIT APPARENT VISUAL MAGNITUDES THE 15TH SIRIUS CANIS MAJOR EPSILON ERIDANI PROCYON CANIS MINOR NINE PROPER MOTION CHANGE IN POSITION THE COURSE OF TIME SOLAR SYSTEMS CENTRE OF MASS THE ITALIAN ASTRONOMER MATHEMATICIAN GIUSEPPE PIAZZI FLYING STAR FIRST STAR DISTANCE EARTH THE GERMAN FRIEDRICH WILHELM BESSEL THE METHOD MEASURING DISPLACEMENT APPARENT POSITION LINES SIGHT THE ANGLE INCLINATION CANDIDATE 34 CYGNI VARIABLE STAR CLASSIFIED HYPERGIANT LUMINOUS BLUE VARIABLE RARE REGIONS INTENSE STAR FORMATION SHORT QUICKLY ERUPT SUPERNOVAE BILLION YEARS EVER THE DUTCH WILLEM JANSZOON BLAEU SOONER THE LAST FADE LESS FIFTH MAGNITUDE STAR UP TO JOHANN BAYER DESIGNATION PERMANENT NOVA EXTREME CHANGES EVEN THOUGH BEHAVIOUR TRUE ORANGE STAR COOLER THETA CYGNI PERCENT FAINT RED DWARF EXTRASOLAR PLANET TEAM RADIAL VELOCITY VARIATIONS PLANETARY OBJECT ORBITING PERIOD THE PLANET TWICE SIZE PRESENCE CONFIRMED 16 CYGNI STAR SYSTEM TRIPLE STAR SYSTEM YELLOW DWARFS ECCENTRIC ORBIT 16 CYGNI B GLIESE 777 YELLOW SUBGIANT EXTRASOLAR PLANETS PRIMARY ASTRONOMICAL UNITS THE RED DWARF RUCHBA OMEGA CYGNI MULTIPLE STAR SYSTEM VISUAL DOUBLES DEGREE SUBGIANT DEEP SKY OBJECTS NGC 6913 NIELSEN OPEN CLUSTER THE CLUSTER CHARLES MESSIER THE SOUTH LITTLE EAST 10 MILLION THE FIVE HOTTEST BELONG TO NGC 7092 ATLAS TWO MICRON ALL SKY SURVEY OPEN STAR CLUSTER OPEN SOON EVOLVE THE RED GIANT HALF WEST SOUTH NGC 6946 CALDWELL INTERMEDIATE SPIRAL GALAXY THE GALAXY THE BORDER GALACTIC PLANE INTERSTELLAR MATTER BRITISH SIR FREDERICK WILLIAM HERSCHEL THE STRONGEST ROCKET BLACK HOLE COMPACT KIND OBJECT BLACK ORBITS BLUE SUPER