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Black hole shreds massive star in record-breaking explosion leaving unexplained fast-moving helium

Astronomers observed a black hole tearing apart a massive star in an event releasing 400 billion times the Sun’s energy, with unexpected post-explosion helium signatures.

WHY IT MATTERS

This event challenges existing models of tidal disruption and stellar explosions. For engineers working on space-based instruments or astrophysical simulations, the unexpected helium signatures and shockwave behavior may require updates to detection algorithms or theoretical frameworks. The scale of the explosion also tests the limits of current observational technology.

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The three things worth knowing

01

The event, nicknamed 'the Whippet,' released energy 400 billion times that of the Sun, surpassing known supernovae.

02

A shockwave from the explosion traveled at one-fifth the speed of light but unexpectedly faded after six months.

03

Post-explosion observations revealed fast-moving helium, suggesting possible survival of stellar material or structure.

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