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Artist's impression of a micronova

A micronova is a type of explosion on the surface of a star with about one millionth the strength of a (classical) nova. It was first observed in April 2022 and is caused by accumulation of material onto the star from its environment.[1][2][3][4]

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References[change | change source]

  1. "Astronomers discover micronovae, a new kind of stellar explosion". ESO. 20 April 2022.
  2. S. Scaringi; P.J. Groot; C.Knigge; J.-P. Lasota; D. de Martino; Y. Cavecchi; D.A.H. Buckley; M.E. Camisassa (2022-04-19). "Triggering micronovae through magnetically confined accretion flows in accreting white dwarfs". Monthly Notices of the Royal Astronomical Society: Letters. 514: L11–L15. arXiv:2204.09073. doi:10.1093/mnrasl/slac042.
  3. S. Scaringi; P. J. Groot; C. Knigge; A. J. Bird; E. Breedt; D. A. H. Buckley; Y. Cavecchi; N. D. Degenaar; D. de Martino; C. Done; M. Fratta; K. Iłkiewicz; E. Koerding; J.-P. Lasota; C. Littlefield; C. F. Manara; M. O’Brien; P. Szkody; F. X. Timmes (2022-04-20). "Localized thermonuclear bursts from accreting magnetic white dwarfs". Nature. 604 (7906): 447–450. arXiv:2204.09070. doi:10.1038/s41586-022-04495-6. ISSN 1476-4687. PMID 35444319. S2CID 248266728.
  4. Ouellette, Jennifer (20 April 2022). "Meet the micronova: Astronomers discovered new type of stellar explosion". Ars Technica.