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20 giu 2024 · Di recente gli astronomi hanno individuato un numero di supernove 10 volte superiore a quelle mai osservate prima, compresa la supernova più antica e più lontana mai osservata. Le scoperte sono frutto dei dati acquisiti dal telescopio spaziale James Webb della NASA.
2 giorni fa · A supernova (pl.: supernovae or supernovas) is a powerful and luminous explosion of a star. A supernova occurs during the last evolutionary stages of a massive star, or when a white dwarf is triggered into runaway nuclear fusion.
13 giu 2024 · A supernova is the biggest explosion that humans have ever seen. Each blast is the extremely bright, super-powerful explosion of a star.
10 giu 2024 · Webb finds 10 times more supernovae in the early universe than known before. NASA’s James Webb Space Telescope is proving to be a fine supernova hunter! With its extreme infrared sensitivity, Webb is finding far-off supernovae almost everywhere it looks.
18 giu 2024 · Now astronomers have discovered 10 times more distant supernovae than anyone had seen before, including the oldest and farthest supernova ever observed.
- Riley Black
- 3 min
17 giu 2024 · The Crab Nebula is the result of a core-collapse supernova from the death of a massive star. The supernova explosion itself was seen on Earth in 1054 CE and was bright enough to view during the daytime.
11 giu 2024 · The JWST has proved itself to be a "supernova discovery machine" by finding 80 exploding stars in the infant universe including the most distant and earliest supernova ever seen.
