Meanwhile, SN 2005df is a type 1a supernova, which signals the destruction of a white dwarf. Type 1a supernovae have standardizable brightnesses. The farther away they are, the fainter they seem ...

Because type 1a supernovae produce consistent peak brightness, measuring their brightness when observed from Earth can reveal how far away they are. "Type Ia supernovae are extremely valuable in ...

A new study of 1,535 Type 1a supernovae—a celestial object commonly used for analyzing the expansion of the universe—reports that this “lumpy” universe theory better explains new observati ...