... Later, the shell may be compressed and begin glowing again, this time as the powerful blast wave of the Wolf-Rayet star completely destroys itself in a powerful supernova explosion. ...
... M33). 134 newly discovered planetary nebulae were selected, but these observations also contain a large amount of information about other ionised nebulae, such as H II regions, supernova remnants, Be stars, symbiotic binaries, Wolf-Rayet stars, LBVs, etc ...
... Wolf-Rayet stars are thought to be massive objects on the brink of a cataclysmic supernova explosion - having grown so hot and bright that their intense light begins to drive material away in a stellar wind. ...
... A candidate for a supernova in the next few thousand years, Eta Carinae faded from being one of the brightest stars in the sky during the 1800s. Despite intensive study , astronomers remain unsure whether Eta Carinae is part of a binary star system. ...
... It is now understood that a spectacular supernova explosion - the detonation of a massive star whose remains are now visible as the Crab Nebula - was responsible for the apparition. ...
... The HH-47 system is 1,500 light-years away, and lies at the edge of the Gum Nebula, possibly an ancient supernova remnant which can be seen from Earth's southern hemisphere. ...
... Oleh Petruk (High Energy) pdf . Nonthermal images of supernova remnants . AstroBignУ? Home - Top - Current season - Other Seasons . In evidenza . ...