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TheNobel Prizein physics has been present to three scientists for unraveling the structure and history of the macrocosm and for changing our linear perspective of Earth ’s home in it .
Canadian - American James Peebles of Princeton University received one - half of the Nobel " for theoretic discoveries in forcible cosmogeny , " the Royal Swedish Academy of Sciences say this first light . The other one-half will be divvy up by Swiss scientists , Michel Mayor and Didier Queloz , " for the discovery of an exoplanet orbiting a solar - case star , " the Academy say . Mayor is a prof at the University of Geneva in Switzerland , and Queloz is at both the University of Geneva and the University of Cambridge in the U.K.
The Hubble constant describes how fast the universe is expanding, but researchers don’t agree on the constant’s value.
Peebles was key in transforming the field ofcosmology — the subject field of the existence ’s origin and evolution — from one of speculation to genuine science , allot to the Nobel Prize organization . His research lead to the revelation that just 5 % of the universe of discourse is normal thing and zip , while about 95 % is inconspicuous stuff that physicists calldark matterand dark energy .
bear on : The 11 big Unanswered Questions About Dark Matter
Mayor and Queloz announced the first find of an exoplanet , or a major planet outside oursolar organization , orbiting a sun - like star in October 1995 . Using custom - made instruments at the Haute - Provence Observatory in southerly France , the duet was able to see 51 Pegasi b , a gas pedal colossus corresponding to Jupiter , according to the Nobel Prize organization .
A member of the Nobel Committee for Physics speaks to the media in front of a screen showing the portraits of the laureates of the 2019 Nobel Prize in Physics: (left to right) James Peebles, Michel Mayor and Didier Queloz, during the announcement of the winners of the 2019 Nobel Prize in Physics at the Royal Swedish Academy of Sciences on Oct. 8, 2019.
" This find started a revolution in uranology and over 4,000 exoplanets have since been find in theMilky Way , " the Nobel Prize organization said .
Peebles will have one-half of the 9 million kronor ( about $ 909,000 ) Nobel prize , while Mayor and Queloz will split the other half .
Originally publish onLive Science .
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