1 00:00:03,036 --> 00:00:25,225 DEAN: HEY THERE STAR GAZERS. 2 00:00:25,325 --> 00:00:28,061 I'M DEAN REGAS, ASTRONOMER FOR THE CINCINNATI OBSERVATORY. 3 00:00:28,161 --> 00:00:32,432 JAMES: AND I'M JAMES ALBURY, DIRECTOR OF THE KIKA SILVA PLA PLANETARIUM IN GAINESVILLE, 4 00:00:32,532 --> 00:00:33,800 FLORIDA. 5 00:00:33,900 --> 00:00:36,436 WE'RE HERE TO HELP YOU FIND YOUR WAY AROUND THE SKY TONIGHT. 6 00:00:36,536 --> 00:00:40,206 AS SUMMER STARTS HEADING TO FALL, THE SUMMER STARS START FADING AWAY. 7 00:00:40,306 --> 00:00:44,978 DEAN: BUT WE HAVE A WEEK OR TWO TO TAKE IN MY FAVORITE CONSTELLATION OF SUMMER: SCORPIUS 8 00:00:45,078 --> 00:00:49,449 THE SCORPION WITH ITS FLICKERING RED HEART-STAR AND TWO STINGER STARS. 9 00:00:49,549 --> 00:00:52,852 JAMES: PLUS THE RED PLANET MARS WILL BE HANGING WITH THE SCORPION. 10 00:00:52,952 --> 00:00:55,955 DEAN: AND WE HAVE A BONUS PLANET FOR YOU TO LOOK FOR. 11 00:00:56,056 --> 00:00:56,990 SHOULD WE TELL THEM WHICH ONE? 12 00:00:57,090 --> 00:00:57,991 JAMES: NO, NOT YET. 13 00:00:58,091 --> 00:00:58,992 LETS BUILD UP THE SUSPENSE! 14 00:00:59,092 --> 00:01:00,460 DEAN: MY THOUGHTS EXACTLY. 15 00:01:00,560 --> 00:01:02,195 TO THE STARS! 16 00:01:02,295 --> 00:01:07,000 DEAN: OKAY, WE HAVE OUR SKY SET TO ANY NIGHT THIS WEEK, AT 9:30PM, FACING SOUTH. 17 00:01:07,100 --> 00:01:11,771 TO FIND THE SCORPION, LOOK JUST ABOVE THE HORIZON FOR STARS THAT FORM A FISHHOOK SHAPE. 18 00:01:11,871 --> 00:01:16,676 IT'S A LITTLE TOUGHER TO SEE THE DISTINCT OUTLINE OF THE CONSTELLATION SINCE THERE ARE 19 00:01:16,776 --> 00:01:20,447 TWO VISITING PLANETS AMONG THE NORMAL STARS OF THE SCORPION. 20 00:01:20,547 --> 00:01:22,882 BUT BE PATIENT, WE'LL GET TO THOSE SOON ENOUGH. 21 00:01:22,982 --> 00:01:27,821 JAMES: IT MAY BE TOUGH TO IMAGINE THESE STARS AS A SCUTTLING SCORPION BUT HOPEFULLY THE 22 00:01:27,921 --> 00:01:29,622 PICTURE HELPS. 23 00:01:29,722 --> 00:01:33,460 WHEN I LOOK FOR SCORPIUS, THE FIRST THING I NOTICE IS THE REALLY RED, REALLY TWINKLY 24 00:01:33,560 --> 00:01:35,562 STAR AT THE HEART OF THE SCORPION. 25 00:01:35,662 --> 00:01:37,397 THIS STAR IS CALLED ANTARES. 26 00:01:37,497 --> 00:01:42,936 DEAN: IF WE ZOOM IN ON ANTARES WITH A LARGE TELESCOPE WE FIND THAT IT IS NOT JUST ONE 27 00:01:43,036 --> 00:01:45,238 STAR, BUT TWO ORBITING EACH OTHER. 28 00:01:45,338 --> 00:01:48,441 THE LARGER ONE IS THE RED STAR WE SEE WITH THE NAKED EYE. 29 00:01:48,541 --> 00:01:53,546 THE SMALLER IS OF A CONTRASTING COLOR AND MOST PEOPLE THINK IT LOOKS GREEN BUT YOULL 30 00:01:53,646 --> 00:01:55,582 NEED A BIG TELESCOPE TO SEE IT. 31 00:01:55,682 --> 00:02:00,653 JAMES: AND THAT'S BECAUSE THE MAIN STAR ANTARES IS GIGANTIC AND DAZZLINGLY BRIGHT. 32 00:02:00,753 --> 00:02:04,791 IF WE PUT ANTARES NEXT TO THE SUN, THIS IS WHAT THEYD LOOK LIKE. 33 00:02:04,891 --> 00:02:06,259 DEAN: YIKES! 34 00:02:06,359 --> 00:02:10,497 THE BRIGHTEST STAR-LIKE OBJECT IN SCORPIUS RIGHT NOW ISN'T A STAR. 35 00:02:10,597 --> 00:02:16,002 IT'S THE PLANET MARS AND YOU CAN SEE IT JUST ABOVE THE SCORPION'S HEART-STAR, ABOVE ANTARES 36 00:02:16,102 --> 00:02:17,871 THIS WEEK. 37 00:02:17,971 --> 00:02:22,408 JAMES: THE WORD ANTARES MEANS, RIVAL OF MARS, BUT THIS WEEK ANTARES IS NO MATCH FOR MARS 38 00:02:22,509 --> 00:02:24,010 (WHEN IT COMES TO BRIGHTNESS). 39 00:02:24,110 --> 00:02:27,147 THE RED PLANET WILL LOOK ABOUT TWICE AS BRIGHT AS THE RED STAR. 40 00:02:27,247 --> 00:02:32,152 DEAN: AND YOU WILL NOTICE ONE OTHER DIFFERENCE: WHILE ANTARES WILL TWINKLE, MARS' LIGHT WILL 41 00:02:32,252 --> 00:02:33,920 BE MUCH MORE STEADY. 42 00:02:34,020 --> 00:02:38,191 THIS IS A GENERAL RULE - STARS TWINKLE, PLANETS DONT (AS MUCH). 43 00:02:38,291 --> 00:02:43,229 JAMES: NOW THAT WEVE INVESTIGATED THE HEART OF THE SCORPION, HOW ABOUT HIS TAIL? 44 00:02:43,329 --> 00:02:47,834 AT THE END OF THE FISHHOOK SHAPE, LOOK FOR TWO STARS THAT ARE VERY CLOSE TOGETHER. 45 00:02:47,934 --> 00:02:52,772 THESE ARE THE STARS SHAULA AND LESATH AND TOGETHER THEY ARE KNOWN AS, THE STING. 46 00:02:52,872 --> 00:02:54,707 DEAN: MAKES SENSE. 47 00:02:54,807 --> 00:02:59,679 ALTHOUGH THESE TWO STARS LOOK CLOSE TOGETHER, THEY ARE SEPARATED BY TRILLIONS AND TRILLIONS 48 00:02:59,779 --> 00:03:01,181 OF MILES. 49 00:03:01,281 --> 00:03:05,518 LESATH, THE DIMMER OF THE PAIR IS ABOUT 580 LIGHT YEARS FROM EARTH. 50 00:03:05,618 --> 00:03:09,088 THE DISTANCE TO SHAULA HOWEVER IS UNKNOWN. 51 00:03:09,189 --> 00:03:13,560 SOME ASTRONOMERS FOUND IT TO BE 700 LIGHT YEARS AWAY AND OTHERS FOUND IT TO BE ONLY 52 00:03:13,660 --> 00:03:15,962 365 LIGHT YEARS AWAY. 53 00:03:16,062 --> 00:03:19,966 EITHER WAY, THE STINGER STARS ONLY LOOK LIKE THEY ARE CLOSE TOGETHER. 54 00:03:20,066 --> 00:03:24,938 JAMES: I'VE ALSO HEARD THEM CALLED THE CATS EYES SINCE THEY ARE SO DISTINCT. 55 00:03:25,038 --> 00:03:29,909 AND WHILE YOU'RE IN THE AREA, TWO OPEN CLUSTERS LIE NEARBY FOR YOU TO DISCOVER WITH ONLY A 56 00:03:30,009 --> 00:03:31,144 PAIR OF BINOCULARS. 57 00:03:31,244 --> 00:03:33,379 THEY'RE CALLED M6 AND M7. 58 00:03:33,479 --> 00:03:37,450 JAMES: AND FINALLY WE WILL REVEAL OUR MYSTERY GUEST PLANET FOR TODAY'S SHOW. 59 00:03:37,550 --> 00:03:40,019 DEAN: THE ANTICIPATION HAS BEEN KILLING ME! 60 00:03:40,119 --> 00:03:45,158 JAMES: UH HUH, AND WHEN YOU LOOK ABOVE ANTARES, AND ABOVE MARS, YOU WILL SEE ANOTHER BRIGHT 61 00:03:45,258 --> 00:03:46,392 STEADY LIGHT. 62 00:03:46,492 --> 00:03:49,829 DEAN: SO STEADY IT MUST BE A PLANET, BUT WHICH ONE? 63 00:03:49,929 --> 00:03:53,566 LET'S PRETEND WE'RE FOCUSING A TELESCOPE AND GETTING A CLEAR LOOK. 64 00:03:53,666 --> 00:03:58,504 THIS IS THE SIXTH PLANET FROM THE SUN, THE SECOND LARGEST PLANET IN THE SOLAR SYSTEM, 65 00:03:58,605 --> 00:04:03,810 KEEPER OF AT LEAST 62 MOONS, GORGEOUS RINGS, AND WELL I THINK YOUVE FIGURED IT OUT. 66 00:04:03,910 --> 00:04:08,748 JAMES: THIS IS SATURN, AND IF YOU HAVE NOT SEEN IT THROUGH A TELESCOPE, MAKE IT YOUR 67 00:04:08,848 --> 00:04:10,717 MISSION TO DO SO THIS MONTH. 68 00:04:10,817 --> 00:04:15,722 CHECK WITH YOUR LOCAL ASTRONOMY CLUB, PLANETARIUM, OR SCIENCE CENTER AND ASK, HEY ARE YOU GUYS 69 00:04:15,822 --> 00:04:17,557 VIEWING SATURN THIS SEASON? 70 00:04:17,657 --> 00:04:18,558 AND MAKE AN APPOINTMENT TO SEE IT. 71 00:04:18,658 --> 00:04:20,260 DEAN: IT IS TRULY BREATH-TAKING. 72 00:04:20,360 --> 00:04:22,929 AND IT'S ALL THERE WHEN YOU 73 00:04:23,029 --> 00:04:27,029 BOTH: KEEP LOOKING UP!