New #JWST 🔠data release for target names: AT2025mkn. Credit: NASA, ESA, CSA, STScI. Take a look at news_by_date.html
alt text
jw03468-o051_t001_nircam_clear-f277w_i2d.jpg AT2025mkn Measuring the Hubble constant with the next multiple-imaged lensed supernova