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#1622 : Webb dévoile une étoile à neutrons dans le résidu de la supernova SN 1987A

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Un mystère vieux de plusieurs décennies concernant l'une des explosions d'étoiles les plus célèbres de l'histoire vient d'être résolu par le télescope spatial James Webb (JWST). Nous parlons de la supernova historique SN1987A et de la nature de l'astre compact qui en est le résidu. Une équipe montre la preuve que c'est une étoile à neutrons et non un trou noir, ils publient leur travail dans Science.
https://www.ca-se-passe-la-haut.fr/2024/02/webb-devoile-une-etoile-neutrons-dans.html

Source

Emission lines due to ionizing radiation from a compact object in the remnant of Supernova 1987A
C. Fransson et al.
Science Vol 383 (22 Feb 2024)
https://doi.org/10.1126/science.adj5796

  continue reading

1700 episoade

Artwork
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Fetch error

Hmmm there seems to be a problem fetching this series right now. Last successful fetch was on June 16, 2024 16:56 (19h ago)

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Manage episode 402613800 series 1296652
Content provided by Eric Simon. All podcast content including episodes, graphics, and podcast descriptions are uploaded and provided directly by Eric Simon or their podcast platform partner. If you believe someone is using your copyrighted work without your permission, you can follow the process outlined here https://ro.player.fm/legal.

Un mystère vieux de plusieurs décennies concernant l'une des explosions d'étoiles les plus célèbres de l'histoire vient d'être résolu par le télescope spatial James Webb (JWST). Nous parlons de la supernova historique SN1987A et de la nature de l'astre compact qui en est le résidu. Une équipe montre la preuve que c'est une étoile à neutrons et non un trou noir, ils publient leur travail dans Science.
https://www.ca-se-passe-la-haut.fr/2024/02/webb-devoile-une-etoile-neutrons-dans.html

Source

Emission lines due to ionizing radiation from a compact object in the remnant of Supernova 1987A
C. Fransson et al.
Science Vol 383 (22 Feb 2024)
https://doi.org/10.1126/science.adj5796

  continue reading

1700 episoade

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