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"HOUSTON, STATION ON SPACE TO GROUND."

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WELCOME TO SPACE TO GROUND, I AM SANDRA JONES.

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THIS WEEK ASTRONAUTS PREPARED A SCIENCE EXPERIEMENT

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FOR MIDDLE SCHOOL STUDENTS AND TWO ASTRONAUTS VENTURED OUT

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THE SPACE STATION HATCH TO PERFORM A SPACEWALK

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TO REPLACE BATTERIES ON THE ORBITING LABORATORY.

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WORKING AT THE S-6 TRUSS OF THE STATION, BEYOND
THE REACH OF THE CANADARMARM2,

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NASA ASTRONAUTS CHRIS CASSIDY AND BOB BEHNKEN SWAPPED OUT

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AND INSTALLED NEW BATTERIES FOR THE STATION.

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ON THURSDAY, THE PAIR SPENT THEIR DAY

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IN THE VACUUM OF SPACE REPLACING OLD NICKEL
HYDROGEN BATTERIES

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WITH MORE POWERFUL LITHIUM ION BATTERIES.

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THESE BATTERY UPGRADES WILL STORE POWER

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FROM THE STATION’S SOLAR ARRAYS FOR YEARS
TO COME.

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THE SPACEWALKING DUO WILL HEAD BACK OUT ONCE
MORE.

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YOU CAN TUNE IN TO WATCH THE ACTION YOURSELF.

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LIVE COVERAGE STARTS AT 6 AM EASTERN TUESDAY.

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NOT EVERYONE CAN GO TO SPACE,

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BUT EVERYONE CAN SEE EARTH FROM AN ASTRONAUT’S PERSPECTIVE

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WITH THE SALLY RIDE EARTHKAM PROGRAM.

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THROUGH THIS PROGRAM, STUDENTS CAN REMOTELY
CONTROL

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A DIGITAL CAMERA MOUNTED ON THE INTERNATIONAL SPACE STATION,

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AND USE IT TO TAKE PHOTOGRAPHS OF COASTLINES,

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MOUNTAIN RANGES AND OTHER INTERESTING FEATURES AND PHENOMENA.

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THE EARTHKAM TEAM POSTS THE STUDENTS’ IMAGES
ON THE INTERNET,

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WHERE THE PUBLIC AND PARTICIPATING CLASSROOMS CAN VIEW

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EARTH FROM THE UNIQUE VANTAGE POINT OF THE
SPACE STATION.

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ON MONDAY, STATION COMMANDER CHRIS CASSIDY
HELPED

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MIDDLE SCHOOL STUDENTS DO JUST THAT

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BY PREPARING THE EARTHKAM PAYLOAD FOR AN IMAGING SESSION.

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DURING A RECENT ORBIT OVER EGYPT AND THE NILE
RIVER,

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NASA ASTRONAUT DOUG HURLEY SNAPPED

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THIS BREATHTAKING PHOTO OF THE AREA.

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IT PROMPTED SHUBHAM TO ASK THIS WEEK’S ASK
NASA QUESTION.

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HE WANTS TO KNOW IF THE GREAT PYRAMIDS CAN
BE SEEN FROM SPACE?

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THE GREAT PYRAMIDS ARE IN FACT ABLE TO BE
SEEN

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FROM LOW EARTH ORBIT ABOARD THE INTERNATIONAL SPACE STATION

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AND HAVE BEEN CAPTURED IN IMAGES BY ASTRONAUTS

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LIVING AND WORKING 250 MILES ABOVE THE EARTH
IN THE PAST.

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KEEP SENDING IN YOUR QUESTIONS USING THE HASHTAG #ASKNASA,

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WE’LL SEE YOU NEXT WEEK.

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“WE’RE COUNTING DOWN TO 20 CONTINUOUS
YEARS