It might be a normal cluster of stars we spotted at a unique moment, or more interestingly, it could be a dwarf galaxy rife with dark matter ... name UMa3/U1 gets to keep. Faint satellites ...

The sheer amount of white dwarf explosions resulting from incidents like star collisions or star “cannibalism” may help to enlighten astrophysicists on dark energy and its potential role in the ...

Learning about their diversity could help astronomers compare these supernovas with one another, refining our understanding of dark energy. "The diversity of ways that white dwarf stars can blow ...