Listen to this article Supernova 1987a was the closest supernova to be observed since Kepler’s supernova in 1604. It was one of the first objects observed with the newly deployed Hubble Space Telescope in 1991 and thus, the first -and closest supernova- to be observed with a modern observing platform. Although it is named and … Continue reading JWST Observes Spectacular Evolution of Supernova Remnant SN1987A