Video: Astronomers discover 7 Earth-sized planets

AND BALTIMORE GOT TO
EXPERIENCE SOME HOMETOWN PRIDE.
REPORTER: SEVEN EARTH SIZED
PLANETS.
THREE IN A HABIT OF FULL-BLOWN
--HABITABLE ZONE.
I GOT EXCITED ABOUT THE
ANNOUNCEMENT.
REPORTER: THE ASTRONOMERS ARE
ALREADY STUNNED BY WHAT THEY
HAVE LEARNED.
>> IF YOU TOLD ANYONE, IN 1989,
RIGHT BEFORE HUBBLE LAUNCHED, WE
WOULD BE USING HUBBLE TO
MEASURING THE ATMOSPHERES OF
PLANETS AROUND STARS, THAT WAS
TOTAL SCIENCE FICTION.
>> IF WE ZOOM OUT, YOU WILL SEE
ALL SEVEN PLANETS.
REPORTER: MOST INTRIGUING, A
PLANET NAM TRAPPIST-1E.
IT ALSO RECEIVES A SIMILAR
AMOUNT OF SUNLIGHT AND MAY BE
THE SAME TEMPERATURE AS EARTH.
>> THIS IS A GREAT OPPORTUNITY
STUDY ATMOSPHERES IN DETAIL.
REPORTER: AN IMPORTANT TOOL WILL
BE THE JAMES WEBB TELESCOPE,
SCHEDULED TO LAUNCH IN 201.
IT CAN BETTER READ ATMOSPHERES.
JAMES WEBB CAN FIND IT, SO IF
THERE IS BACTERIA MODIFYING THE

Video: Astronomers discover 7 Earth-sized planets

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