Exocomet Study RevealsExocomet Study RevealsKey Propertiesadvance knowledge of exocomets.Findings from Hubble's 1997 observationEarth and Planetary AstrophysicsNew Insights from the December 1997 Exocomet ObservationA study reveals key properties of an exocomet observed by Hubble in 1997.2025-06-04T22:06:21+00:00 ― 6 min read