A supernova is one of the most powerful and mysterious phenomena in the universe. It’s an event that occurs when a star ...

Moreover, the study detected emission lines of atomic oxygen in the spectra of G206.7+5.9. This finding further supports the presence of shock activity. The observations also allowed the team to ...

The legendary Hubble Space Telescope has turned its gaze to the Ursa Major-adjacent galaxy UGC 5460, revealing spiral arms, star clusters and a possible supernova "imposter".

Artist's impression of a supernova in space. (NASA Goddard via SWNS) By Dean Murray At least two mass extinction events in Earth's history were likely caused by the "devastating" effects of nearby ...