Astronomers have captured images of two stellar explosions—known as novae—within days of their eruption and in unprecedented ...
Nearly 4.5 million years ago, two enormous, blazing stars swung close to the solar system. They did not touch the sun, but ...
WASHINGTON, Aug 14 (Reuters) - Astronomers have observed the calamitous result of a star that picked the wrong dance partner. They have documented what appears to be a new type of supernova, as ...