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Rocky Worlds Director’s Discretionary Program The JWST Users Committee (JSTUC) met in person in Baltimore on December 2 and 3, 2025. Presentations included updates on the overall status of the

Zoom in to explore this image at its full 10 m resolution. Larger image The bay is on the coast of Victoria Land on the Ross Sea – an extension

Recovery of an injected signal for the cloud-free case of V1298 Tau b on a vrest − KP grid for each synthetic night simulated using Ratri for the case of

Images of tardigrades with mineral coatings. Each image is annotated with the sample, simulant and time of exposure in days. Before treatment: Panels A–C show example active animals from inoculums

Free retrieval results (top two panels) and cross sections of considered chemical species (bottom two panels) from our investigation of the 3.17 µm feature. Free retrievals were conducted on the

A.1. Location of CO2 ice in NGC 6302. The image shows HST/WFC3 observations featuring filter F656N (Kastner et al. 2022), which traces Hα emission. The JWST MIRI mosaic is indicated

A heatmap of Planck-weighted correlated-k tables to complement Figure 5 of PICASO 3.0 release in order to show any major differences between opacity and chemistry updates. The four panels correspond

Biogeochemist Elisa Merz — © Abbey Dias Lake Fryxell is located in the McMurdo Dry Valley on the Antarctic mainland. The lake is covered year round with four to five