November 12, 2025Science AdvancesOpen Access

An axisymmetric shock breakout indicated by prompt polarized emission from the type II supernova 2024ggi

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Shock breakout exhibited notable axial symmetry in the type II supernova 2024ggi, influencing explosion dynamics.
Early spectropolarimetry measurements began approximately 1.2 days post-explosion, shedding light on emission geometry.
Observational analysis revealed interplay between the shock and the hydrogen-rich envelope formed post-explosion.
Findings highlight the physical mechanisms driving massive star explosions and their relation to the symmetry observed.

Authors

YYYang Yi XWXudong Wen LWLifan Wang

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Implication

Spectropolarimetry reveals well-defined symmetry axis in type II supernova explosion, indicating massive stars explode asymmetrically in relation to circumstellar matter.

Cite This Study

Yi et al. (2025) studied this question.

synapsesocial.com/papers/692523d9c0ce034ddc3557b3 https://doi.org/10.1126/sciadv.adx2925

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Implication

Spectropolarimetry reveals well-defined symmetry axis in type II supernova explosion, indicating massive stars explode asymmetrically in relation to circumstellar matter.

An axisymmetric shock breakout indicated by prompt polarized emission from the type II supernova 2024ggi

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Discussion

Implication

Cite This Study

An axisymmetric shock breakout indicated by prompt polarized emission from the type II supernova 2024ggi

Key Points

Discussion

Implication

Cite This Study

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