Webb Discovers Methane, Carbon Dioxide in Atmosphere of K2-18 b
网页2023年9月11日 · A new investigation with NASA’s James Webb Space Telescope into K2-18 b, an exoplanet 8.6 times as massive as Earth, has revealed the presence of carbon-bearing molecules including methane and carbon dioxide.
Here’s the James Webb telescope’s first direct image of an exoplanet
网页2022年9月2日 · Along with spying its first exoplanet, the James Webb telescope got its first direct spectrum of an object orbiting a star in another solar system.
Webb Confirms Its First Exoplanet – Exoplanet ... - Exoplanet …
网页2023年1月11日 · Researchers confirmed an exoplanet, a planet that orbits another star, using NASA’s James Webb Space Telescope for the first time. Formally classified as LHS 475 b, the planet is almost exactly the same size …
NASA’s James Webb telescope discovers its first Earth-sized exoplanet …
网页2023年1月12日 · The James Webb Space Telescope has discovered its first new exoplanet, an Earth-sized rocky planet called LHS 475 b. Located just 41 light-years away, the planet orbits very close to a small,...
Discovery Alert: With Six New Worlds, 5,500 ... - Exoplanet …
网页2023年8月31日 · Key Facts: Scientists have discovered six new exoplanets — HD 36384 b, TOI-198 b, TOI-2095 b, TOI-2095 c, TOI-4860 b, and MWC 758 c — this has pushed the total number of confirmed exoplanets discovered to 5,502. Details: HD 36384 b is a super-Jupiter that orbits an enormous M giant star.
JWST opens a window on exoplanet skies - Nature
网页15 February 2023. JWST opens a window on exoplanet skies. An unprecedented glimpse of a distant planet reveals clues about how it might have formed. Scientists explain why it’s a win for...
NASA’s Webb Reveals an Exoplanet Atmosphere as Never Seen …
网页2022年11月22日 · The exoplanet WASP-39 b is also known as Bocaprins, a name bestowed by the International Astronomical Union for a scenic beach in Aruba. NASA's James Webb Space Telescope provided the most detailed analysis of an exoplanet atmosphere ever with WASP-39 b analysis released in November 2022.
NASA’s Webb Reveals an Exoplanet Atmosphere as Never Seen …
网页2022年11月22日 · Among the unprecedented revelations is the first detection in an exoplanet atmosphere of sulfur dioxide (SO2), a molecule produced from chemical reactions triggered by high-energy light from the planet’s parent star.
JWST reveals first evidence of an exoplanet’s surprising ... - Nature
网页2022年11月22日 · The James Webb Space Telescope (JWST) has produced the most detailed information ever on an exoplanet, making it the world we know most about after the eight major planets of our Solar System.
Exoplanets News | The Latest on Alien Worlds - Sky & Telescope
网页2014年4月11日 · Here, you can find the latest exoplanet news, from super-Earths to hot Jupiters. We’ll continue monitoring results from the Kepler and TESS missions and more, as astronomers come up with new and creative methods for studying these alien worlds.