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Metal clouds found on the hot Jupiter WASP-121 b
February 21 2022

Metal clouds found on the hot Jupiter WASP-121 b

Astronomers explore the unusual atmospheric conditions of a hot exoplanet An international group of astronomers…

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New insights into seasons on a planet outside our Solar System
January 26 2022

New insights into seasons on a planet outside our Solar System

Observations of a hot Jupiter may also advance our understanding of planet origins and evolution…

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Hot and dry: SPIRou reveals the atmosphere of hot Jupiter Tau Boötis b
July 28 2021

Hot and dry: SPIRou reveals the atmosphere of hot Jupiter Tau Boötis b

Measuring the composition of the atmosphere of the hot Jupiter Tau Boötis b more precisely…

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Astronomers uncover mysterious origins of ‘super-Earths’
February 10 2021

Astronomers uncover mysterious origins of ‘super-Earths’

Study shows super-Earths are not leftovers of mini-Neptunes, challenging our understanding of planetary formation Mini-Neptunes…

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SPIRou stares at a young rebel: the AU Mic planetary system
February 2 2021

SPIRou stares at a young rebel: the AU Mic planetary system

SPIRou, the new high-precision infrared spectropolarimeter recently installed at the Canada-France-Hawaii Telescope, has measured for…

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A ‘super-puff’ planet like no other
January 18 2021

A ‘super-puff’ planet like no other

A University of Montreal-led team of astronomers discovers that the core mass of exoplanet WASP-107b…

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Supersonic winds, rocky rains forecasted on lava planet
November 3 2020

Supersonic winds, rocky rains forecasted on lava planet

“Rocky” weather could change the surface and atmosphere over time on exoplanet K2-141b. Among the…

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Citizen scientists help discover two bizarre brown dwarfs in the Milky Way
July 10 2020

Citizen scientists help discover two bizarre brown dwarfs in the Milky Way

Thanks to the help of citizen scientists, astronomers have confirmed the existence of two of…

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Discovering an exoplanet around AU Mic
June 25 2020

Discovering an exoplanet around AU Mic

Astrophysicists detect the orb hidden in the dust and gas debris around the young star…

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Water detected on an exoplanet located in its star’s habitable zone
September 11 2019

Water detected on an exoplanet located in its star’s habitable zone

An international study lead by Université de Montréal astronomer Björn Benneke has detected water vapour…

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iREx astronomers determine Earth’s fingerprint in hopes of finding habitable planets beyond the Solar System
August 28 2019

iREx astronomers determine Earth’s fingerprint in hopes of finding habitable planets beyond the Solar System

Two iREx astronomers have assembled a “fingerprint” for Earth, which could be used to identify…

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The dark side of extrasolar planets share surprisingly similar temperatures
August 28 2019

The dark side of extrasolar planets share surprisingly similar temperatures

A new study by McGill University astronomers has found that the temperature on the nightsides of different hot Jupiters is surprisingly uniform, suggesting the dark side of…

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