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Secrets of a Hot Saturn and its Spotted Star Unlocked by McGill, Université de Montréal Astronomers

A team of astronomers including McGill Professor Nicolas Cowan has unravelled the enigmatic atmosphere of the exoplanet HAT-P-18 b, shedding light on its intriguing blend of gases, clouds, and even the effects of its star’s activity Exoplanets, planets located beyond our Solar System, captivate both scientists and the public, holding the promise of unveiling diverse planetary systems and potentially habitable worlds. Despite being very much not like our Earth, large gas giant planets found very close to their stars have proven to be ideal test targets for telescopes like the James Webb Space Telescope (JWST) to refine astronomers’ methods of understanding exoplanets. One such planet is HAT-P-18 b, a "hot Saturn" type planet located over 500 light-years away with a mass similar to Saturn’s but a size closer to that of the larger Jupiter. This gives the exoplanet a puffed-up atmosphere that is especially ideal for analysis. Led by researchers from the Trottier Institute f

Dr Ryan MacDonald | The Space Show

Dr Ryan MacDonald | The Space Show
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Webb Spots Quartz Crystals In Clouds Of Exoplanet WASP-17b

Webb Spots Quartz Crystals In Clouds Of Exoplanet WASP-17b
spaceref.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from spaceref.com Daily Mail and Mail on Sunday newspapers.

Stellar Contamination and Ghostly Atmospheres: Webb Reveals New Insights Into TRAPPIST-1 Exoplanet

Stellar Contamination and Ghostly Atmospheres: Webb Reveals New Insights Into TRAPPIST-1 Exoplanet
focustechnica.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from focustechnica.com Daily Mail and Mail on Sunday newspapers.

Thermometer molecule confirmed on exoplanet WASP-31b

Ithaca NY (SPX) Aug 30, 2023 - Chromium hydride (CrH), a molecule that s relatively rare and particularly sensitive to temperature, is useful as a thermometer for stars, according to astronomer Laura Flagg, because it s abundan

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