Astronomers Trace Migration of White Dwarf Stars in Globular Cluster 47 Tucanae

Astronomers using NASA’s Hubble Space Telescope have captured snapshots of fledging white dwarfs beginning their slow-paced, 40-million-year migration from the crowded center of the ancient star cluster 47 Tucanae (also known as NGC 104) to its less populated suburbs. White dwarfs are the burned-out relics of ancient stars that rapidly shut down their nuclear furnaces, [...] —> Read More