The unexpected discovery of the dwarf galaxy PEARLSDG, which is isolated and quiescent, challenges established views on galaxy evolution and highlights the capabilities of the James Webb Space Telescope in uncovering cosmic phenomena. (Artist’s concept.) Credit: SciTechDaily.com PEARLSDG, an isolated dwarf galaxy found by the James Webb Space Telescope, defies standard galactic evolution theories by not forming new stars, indicating a need to revise our understanding of galaxies. A team of astronomers, led by Arizona State University Assistant Research Scientist Tim Carleton, has discovered a dwarf galaxy that appeared in James Webb Space Telescope (JWST) imaging that wasn’t the primary...