https://www.heycolleagues.com/topic/interstellar%20object Stay updated with the latest interstellar object articles, blogs, and stories from Hey Colleagues en-US Fri, 11 Jul 2025 13:22:13 GMT heycolleagues@gmail.com (Hey Colleagues) heycolleagues@gmail.com (Hey Colleagues) 15 Keynate Topic RSS Generator https://www.heycolleagues.com/apple-touch-icon.png https://www.heycolleagues.com/topic/interstellar%20object 96 96 https://www.heycolleagues.com/news/oldest-comet-ever-detected-may-have-arrived-from-milky-way-s-thick-disk <a href="https://www.heycolleagues.com/news/oldest-comet-ever-detected-may-have-arrived-from-milky-way-s-thick-disk"><img alt="Oldest Comet Ever Detected May Have Arrived from Milky Way’s Thick Disk" src="https://www.heycolleagues.com/view/sports/Gvf73I6WUAADHlX.jpg"></a><p>Astronomers identify 3I/ATLAS as a water-rich object possibly from the galaxy’s thick disk, making it the oldest comet ever seen.</p> oldest comet ever seen 3IATLAS interstellar object Milky Way thick disk ancient comet comet discovery 2025 waterrich comet space news UK astronomers space discovery Fri, 11 Jul 2025 13:22:13 GMT https://www.heycolleagues.com/news/oldest-comet-ever-detected-may-have-arrived-from-milky-way-s-thick-disk