Now, astronomers have zeroed in on the surprising origin of the unusual radio pulses: a dead star, called a white dwarf, that is closely orbiting a small, cool red dwarf star. Red dwarfs are the ...

When these stars dance, they make their own music. Astronomers have tracked down the source of a mysterious radio signal from ...

White dwarfs are basically the core of dead stars that have exhausted all their ... suggested that a quantum effect called Electron degeneracy pressure prevents the core from collapsing.

A dead star takes on a ghostly green pallor in a new ... the crushed core of the exploded star," NASA said in a statement. "Called a neutron star, it has about the same mass as the sun but is ...