Sagittarius A East (Sgr A East), a supernova remnant located strikingly close to the central supermassive black hole of our Milky Way Galaxy, resulted...
A massive star exploded in the Small Magellanic Cloud between 2,000 and 1,000 years ago and left behind an expanding, gaseous remnant called 1E 0102.2-7219....
Astronomers have confirmed three supernova remnants and discovered 16 new supernova remnant candidates in the Large Magellanic Cloud, a small satellite...
Astronomers using the NASA/ESA Hubble Space Telescope have tracked the fading light of a Type Ia supernova in NGC 2525, a barred spiral galaxy located...
An international team of scientists has found interstellar iron-60, a radioactive isotope with a half-life of 2.6 million years that is predominantly produced...
A new image from the NASA/ESA Hubble Space Telescope shows a tiny portion of a nebula called the Cygnus Loop.
This Hubble image shows a small portion of...
A series of ‘black dwarf’ supernovae will be the last astrophysical events to occur in our Universe prior to the so-called heat death, when the Universe...
Multiple supernova explosions about 65 light-years away may have contributed to the ozone depletion and several subsequent extinction events at the Devonian-Carboniferous...
Astronomers have for the first time used X-ray imaging to examine a calcium-rich supernova. Their findings, published in the Astrophysical Journal, show...
Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) have found new evidence that a very young neutron star is hiding deep inside...
Astrophysicists and cosmologists from the Sloan Digital Sky Survey (SDSS) have released the largest 3D map of the Universe ever created, filling in the...
A white dwarf star called SDSS J124043.01+671034.68 (SDSS J1240+6710) is traveling at 900,000 km/h (559,234 mph) through our Milky Way Galaxy. It also...
Fast blue optical transients (FBOTs) share some characteristics with supernova explosions of massive stars and with explosions that generate gamma-ray...
Clusters of supernovas can cause the birth of scattered, eccentrically orbiting stars in outer halos of Milky Way-mass galaxies, according to new research...
An international team of astronomers has detected the brightest and most energetic known supernova: SN 2016aps.
An artist’s illustration of a supernova....
SN 2006gy, a superluminous supernova discovered in 2006, gained its exceptional brightness when a normal Type Ia explosion smashed into a dense shell of...
In 1054 CE, Chinese sky watchers witnessed the sudden appearance of a ‘new star’ in the heavens, which they recorded as six times brighter than Venus,...
Astronomers using ESO’s Very Large Telescope (VLT) have captured a stunning new image of the Milky Way’s densest region of stars, gas and dust, which...
