This supernova event likely occurred in the Upper Centaurus Lupus association, a group of massive stars approximately 457 light-years away from Earth.
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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 team of researchers from Germany, Austria and Australia has found traces of the radioactive isotope iron-60 — the tell-tale signature of a supernova...
Between 8 and 2 million years ago, cosmic-ray energy from one or more nearby supernovae reached Earth and pummeled the planet’s atmosphere, initiating...
Approximately 2.6 million years ago (Pliocene epoch), a tsunami of cosmic energy from a massive supernova or a series of them about 150 light-years away...
A researcher’s proposal for an ESA mission to return to the Moon could lay the groundwork for a full-surface geological survey from a permanent lunar...
An international team of researchers, led by Dr. Gunther Korschinek from the Technical University of Munich, has detected radioactive iron-60 in samples...
Two international research teams have found evidence of a series of ‘near-Earth’ supernova explosions, which showered our planet with radioactive debris....
