"We have had little idea of what little red dots become, but these results finally show us how to find their progeny." Discovered by the James Webb Space Telescope (JWST) almost as soon as it became operational in 2022, little red dots have been a perplexing cosmological mystery. (Image credit: NASA/ESA/CSA/STScI/Pierluigi Rinaldi (Steward Observatory); Image Processing: Alyssa Pagan (STScI))Saguaro's core has all the hallmarks of a little red dot. That kind of combination could explain the lack of X-ray emission that we see from all other little red dots. All that would be visible would be the nucleus, looking very much like all the other little red dots.