A mysterious remnant from a rare type of supernova recorded in 1181 has been explained for the first time. Two white dwarf stars collided, creating a temporary 'guest star,' now labeled supernova (SN) ...

A strange "chirping" signal from a distant supernova has revealed the birth of a magnetar, confirming that these incredibly magnetic neutron stars can power the universe's brightest stellar explosions ...

Cambridge, MA – Since Galileo first pointed a telescope at the sky 400 years ago, a myriad of technological advances have allowed astronomers to look at very faint objects, very distant objects, and ...

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This is an infrared image of supernova 1987A, taken by Herschel Space Observatory and Spitzer Space Telescope. Image uses the data at 8, 24 and 250 micron. The two white lines indicate supernova 1987A ...