An international team analyzed data from NASA's Fermi space telescope and detected gamma rays from a rare and exceptionally ...
EVANSTON, Ill. — Astronomers have observed what they are calling a new type of supernova, which has provided an unparalleled glimpse into what happens deep within a star just before it explodes. A ...
A star in the universe had an explosive end, and the scientists viewed it for the first time in its early stages! The explosive death of a star, known as a supernova, is one of the most intense and ...
A type Ia supernova occurs when a white dwarf — the cooling remnant of an aging star — draws hydrogen from a companion sun. When the dwarf reaches 1.4 times the mass of the Sun, the star spontaneously ...