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A Black Hole with an Icy Surface ⚡ экспресс

Original: "Shadow signatures and energy accumulation in Lorentzian-Euclidean black holes"
arXiv:2601.10806v2 · 2026-01-15 · CC BY · ⏱ 1 min · General Relativity High Energy HEP Theory
A new model describes a hole that freezes everything at its boundary and shines from within its shadow.
Abstract

A Lorentz–Euclidean black hole is a hypothetical object where the spacetime signature changes at the event horizon (from Lorentzian to Euclidean), preventing anything from reaching the central singularity. Analyzing its shadow revealed an excess brightness in the inner region—a departure from the standard Schwarzschild model. This effect arises from the unusual behavior of light near the horizon and could serve as an observable sign of quantum corrections to the geometry. Moreover, the horizon accumulates photons, but its response differs from the stable light rings found in other exotic objects.

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An ordinary black hole is an abyss into which everything falls irretrievably. But a new model paints a different picture: at its edge, time freezes, and the hole becomes a frozen whirlpool. Light and matter don't fall in but stick fast to the surface—causing a bright spot to appear within the shadow.

Astronomers could spot such an object by an excess of brightness inside the shadow, because light bends around it differently. The most surprising part is that there is no bottom inside. An ordinary black hole crushes everything into an infinitely small point, but here the very idea of falling loses meaning: the center is as if sealed off. This contradicts the classical picture by Schwarzschild and indicates that spacetime near the horizon is more complex. Detecting such an anomaly with the telescope networks that already photograph black hole shadows would be a breakthrough toward understanding quantum gravity.

🎯 In such a black hole, there is no point of infinite compression—the effect is simply turned off.

Scientists
Stephen HawkingJacob BekensteinAlbert EinsteinFritz ZwickyVera RubinBernhard Riemann
Tags
black hole spacetime curvature photometry
Laws
Hawking radiationgravitational lensingBekenstein-Hawking entropyEinstein field equationsStefan–Boltzmann lawequivalence principle
Original: arXiv:2601.10806v2 · CC BY · bridge42worlds