3I/ATLAS: The third interstellar object ever found

<p>Just three interstellar objects have ever been detected in our Solar System, each arriving from the depths of interstellar space. In this episode, we explore the latest: 3I/ATLAS, a newly discovered interstellar comet first spotted on July 1, 2025.</p> <p>Bryce Bolin, research scientist at Eureka Scientific, joins host Sarah Al-Ahmed to share what makes this object special. As one of the few astronomers who has studied all three known interstellar objects&mdash;1I/ʻOumuamua, 2I/Borisov, and now 3I/ATLAS&mdash;he offers unique insight into how these rare visitors expand our understanding of planetary systems beyond our own.</p> <p>We also check in with Bruce Betts, chief scientist of The Planetary Society, for a look at the upcoming ESA and JAXA&rsquo;s Comet Interceptor mission, which may one day chase down a future interstellar comet.</p> <p>Discover more at: <a href="https://www.planetary.org/planetary-radio/2025-3i-atlas">https://www.planetary.org/planetary-radio/2025-3i-atlas</a...