Astronomers Find a 13.4-Billion-Year-Old Star Cluster Hidden in the Milky Way | #vvv CL001 # oldest star cluster in the Milky Way # ancient globular cluster # 13.4 billion year old star cluster # Milky Way formation # Galactic bulge # Hubble Space Telescope # globular clusters # ancient stars # star cluster age # interstellar dust # metal-poor stars # astronomy discoveries # universe age # stellar evolution # cosmic history