Harry is a U.K.-based senior staff writer at Live Science. He studied marine biology at the University of Exeter before training to become a journalist. He covers a wide range of topics including space exploration, planetary science, space weather, climate change, animal behavior and paleontology.
The new findings suggest that WASP-121b emerged further away from its home star before eventually moving much closer to the center of its planetary system. have identified several surprising molecules in the scorching clouds of a"hellish" alien world.
One of the compounds has never been seen in any planetary atmosphere before.and roughly 1.8 times as wide, that was first discovered in 2016. It is located approximately 880 light-years from theand orbits extremely close to its home star, circling the alien sun every 30.5 hours. Its extreme proximity to the star means that it is"tidally locked," similar to how, where one side of the planet constantly faces the star while the other is always pointed away. If it were to get any closer to the star, the planet would likely be ripped apart. The hell planet's eternal"day side" reaches temperatures of around 5,500 degrees Fahrenheit , classifying the exoplanet as"ultra hot," while its dark"night side" is a slightly milder 2,750 F . Recent studies have also revealed that the alien world likely hasScientists reveal 'most promising yet' signs of alien life on planet k2-18bResearchers recently turned JWST's Near-Infrared Spectrograph instrument toward WASP-121b — also known as"Tylos" , after the Gulf statein 2022 — to get a better look at its superhot atmosphere. The team took observations from across the exoplanet's brief orbit around its sun, allowing them to capture clear pictures of both its day and night sides., revealed silicon monoxide gas in the exoplanet's never-ending day side atmosphere, which has not been detected in the atmospheres of any of the Did the James Webb telescope really find evidence of alien life? Here's the truth about exoplanet K2-18b., an astronomer at the University of Birmingham in the U.K. and co-author of the Nature Astronomy study, said in aGet the world’s most fascinating discoveries delivered straight to your inbox.Receive email from us on behalf of our trusted partners or sponsors SiO is sometimes found in stars, but is fairly rare elsewhere. It can be synthetically produced on Earth and is used to make solar panels, optical devices and some batteries. However, it is always a solid because its gaseous form is too unstable to exist in most planetary atmospheres.Instead, the molecule likely originates from silicate-rich materials, such as quartz, inside asteroids that have burned up in WASP-121b's atmosphere. The compound has remained in a gaseous state due to the incredibly high temperatures on the day side. James Webb telescope spots 'rogue' planet with a cake-like atmosphere barrelling through space without a star The researchers note that the new findings are proof of JWST's extraordinary resolution, which will allow us to learn more about how"hell planets" and other gas giants form. "Studying the chemistry of ultra hot planets like WASP-121b helps us to understand how gas giant atmospheres work under extreme temperature conditions,"Harry is a U.K.-based senior staff writer at Live Science. He studied marine biology at the University of Exeter before training to become a journalist. He covers a wide range of topics including space exploration, planetary science, space weather, climate change, animal behavior and paleontology. His recent work on the solar maximum won"best space submission" at the and was shortlisted in the"top scoop" category at the NCTJ Awards for Excellence in 2023. He also writes Live Science's weeklyJames Webb telescope discovers frozen water around alien starJames Webb telescope could find signs of life on alien 'hycean' ocean worldsJames Webb telescope discovers frozen water around alien star Astronomers discover doomed planet shedding a Mount Everest's worth of material every orbit, leaving behind a comet-like tailJames Webb telescope could find signs of life on alien 'hycean' ocean worlds'Meth is what makes you able to do your job': AI can push you to relapse if you're struggling with addiction, study finds Earth's energy imbalance is rising much faster than scientists expected — and now researchers worry they might lose the means to figure out why'Cone-headed' skull from Iran was bashed in 6,200 years ago, but no one knows why Earth's energy imbalance is rising much faster than scientists expected — and now researchers worry they might lose the means to figure out why
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