
A composite picture of the remnant of Kepler’s Supernova
NASA/CXC/SAO/D.Patnaude
Probably the most well-known exploding stars ever recorded by humanity could have been an invader from one other galaxy, based on a brand new evaluation of its actions. What’s extra, alien stars like this could be behind 1 per cent of all of the supernovae we see within the galaxy.
In 1604, astronomers noticed a brand new, extremely brilliant star seem within the sky, outshining some other. German astronomer Johannes Kepler, who additionally derived a number of the first legal guidelines of planetary movement, noticed the star for a yr to trace its…