You are connecting from Lake Geneva Public Library, please login or register to take advantage of your institution's Ground News Plan.
Published 3 days ago • loading... • Updated 3 days ago
29 Cygni B Weighs 15 Times as Much as Jupiter and Should Have Been Born as a Star: Webb Has Just Discovered in His Light Something that Has Nothing to Do with It
The James Webb telescope has just solved a cosmic debate: 29 Cygni b, a giant planet of 15 Jovian masses, has formed as a planet and not as a failed star. Its chemical signature revealed by Webb proves that it has grown slowly, challenging the expectations of astronomers. More
This story is only covered by news sources that have yet to be evaluated by the independent media monitoring agencies we use to assess the quality and reliability of news outlets on our platform. Learn more here.
The James Webb telescope has just solved a cosmic debate: 29 Cygni b, a giant planet of 15 Jovian masses, has formed as a planet and not as a failed star. Its chemical signature revealed by Webb proves that it has grown slowly, challenging the expectations of astronomers. More