WEBVTT

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JAMES:
THE BIG DIPPER IS IN A GREAT LOCATION FOR

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VIEWING ALL MONTH.

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DEAN:
THAT'S RIGHT JAMES, AND THE LIGHT FROM SEVERAL

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OF THE SEVEN BIG DIPPER STARS TAKE A LIFETIME
TO GET HERE.

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JAMES:
WHEN WE LOOK AT THE BIG DIPPER, WERE ACTUALLY

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LOOKING BACK IN TIME.

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IT TAKES YEARS FOR STARLIGHT TO REACH EARTH.

00:18.084 --> 00:23.123 align:left position:77.5%,start line:83% size:12.5%
IN FACT, THE LIGHT WE SEE FROM THE CLOSEST
STAR IN THE BIG DIPPER, MEGREZ, LEFT 58 YEARS

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AGO IN 1960.

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DEAN:
ALIOTH AND PHECDA ARE BOTH ABOUT 83 LIGHT

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YEARS AWAY SO THEY LEFT THOSE STARS BACK IN
1935.

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JAMES:
MIZAR IS 78 LIGHT YEARS AWAY, AND THE LIGHT

00:34.768 --> 00:38.104 align:left position:72.5%,start line:83% size:17.5%
WE SEE FROM ALKAID BEGAN ITS JOURNEY 104 YEARS
AGO.

00:38.204 --> 00:40.974 align:left position:42.5%,start line:83% size:47.5%
DEAN:
THE LAST TWO STARS ARE DUBHE AND MERAK.

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MERAK IS 80 LIGHT YEARS FROM EARTH, BUT DUBHE
IS A WHOPPING 123 LIGHT YEARS AWAY.

00:47.947 --> 00:52.152 align:left position:75%,start line:83% size:15%
LOOKING AT THE BIG DIPPER AND THAT OLD, OLD
STARLIGHT CAN REALLY MAKE YOU FEEL LIKE A

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TIME TRAVELER.

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BOTH:
KEEP LOOKING UP!