/channels/news_feeds/all/term/super-Earths/rss en /channels/channels/news/astronomers-uncover-mysterious-origins-super-earths-328401 <div class="field field-name-body field-type-text-with-summary field-label-hidden"><div class="field-items"><div class="field-item even"><p>Mini-Neptunes and super-Earths up to four times the size of our own are the most common exoplanets orbiting stars beyond our solar system. Until now, super-Earths were thought to be the rocky cores of mini-Neptunes whose gassy atmospheres were blown away. In a new study published in <a href="https://iopscience.iop.org/article/10.3847/1538-4357/abd6c7"><i>The Astrophysical Journal</i></a>, astronomers from Ï㽶ÊÓƵ show that some of these exoplanets never had gaseous atmospheres to begin with, shedding new light on their mysterious origins.</p></div></div></div><div class="field field-name-field-primary-image field-type-image field-label-hidden"><div class="field-items"><div class="field-item even"><img class="no-float" src="/channels/files/channels/styles/wysiwyg_medium/public/channels/image/super-earth_by_eso_m_kornmesser_-_image_1.jpg?itok=LpGNnnYU" width="160" height="90" alt="" /></div></div></div><div class="field field-name-field-published-date field-type-datestamp field-label-hidden"><div class="field-items"><div class="field-item even"><div class="custom-multi-date"><div class="multi-date first"><span class="label">Published: </span><span class="day">10 </span><span class="month">February </span><span class="year">2021</span></div></div></div></div></div> Wed, 10 Feb 2021 13:53:46 +0000 webfull 167695 at /channels