Signatures of Galactic Expansion in Gaia DR3: Implications for the JWST Early-Galaxy Puzzle

G. S. Karapetian, A. P. Mahtessian, L. E. Byzalov +2

Recent observations with the James Webb Space Telescope (JWST) of massive galaxies at ages below 1 Gyr pose a challenge to standard models of galaxy formation, which predict signif…