Bryan J. Holler

A cosmic dance of dust and light: the James Webb Space Telescope discovered that Chariklo's inner ring suddenly grew denser, while the outer one almost disappeared. Such adornments are likely short-lived and constantly renew themselves.

Spectrograph NIRSpec aboard the JWST telescope has discerned a complex mosaic of carbon dioxide and carbon monoxide bands on Ariel, Umbriel, Titania, and Oberon. Comparison with laboratory ices at cryogenic temperatures revealed signatures of crystalline CO₂, clathrates, and carbonates. The observed