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Known potentially-rocky exoplanets within 20 pc. The vast majority of the closest planets are non-transiting and their atmospheres cannot be characterized with currently-available techniques. Data from the NASA Exoplanet Archive,

Packaging and overall dimensions of the three UV sub-systems. — astro-ph.IM Pollux is a high-resolution spectrograph and spectropolarimeter working from 100 nm to 1.8 microns proposed for HWO by a

Age of α Centauri A and B estimated in various works. The colors of the points indicate the method: blue, classic method without seismic data; green, seismic analysis; cyan, gyrochronology;

Upper. Detections of H2O, HCN, C2H2, and OH∗ in E3 covering iSHELL echelle order 170–172. The uppermost trace is the observed cometary spectrum with the telluric transmittance model superimposed. Below

Xiaoyue Ni watches a robotic fish with a reprogrammable tail swim in a fish tank. The proof-of-demonstration could lead to materials with reprogrammable material properties that could function inside of