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Core-collapse supernovae are among the most fascinating phenomena in astrophysics and provide a formidable challenge for theoretical investigation. They mark the spectacular end of the lives of massive stars and, in an explosive eruption,…

Solar and Stellar Astrophysics · Physics 2012-11-08 H. -Thomas Janka , Florian Hanke , Lorenz Huedepohl , Andreas Marek , Bernhard Mueller , Martin Obergaulinger

The observation of neutrinos from Supernova 1987A has confirmed the theoretical conjecture that these particles play a crucial role during the collapse of the core of a massive star. Only one per cent of the energy they carry away from the…

Astrophysics · Physics 2007-05-23 H. -Th. Janka , W. Keil

Although the details of the core-collapse supernova mechanism are not fully understood, it is generally accepted that the energy released in the collapse produces a shock that disrupts the star and produces the explosion. Some of the…

High Energy Astrophysical Phenomena · Physics 2014-01-15 Tsing-Wai Wong , Christopher L. Fryer , Carola I. Ellinger , Gabriel Rockefeller , Vassiliki Kalogera

How do massive stars explode? Progress toward the answer is driven by increases in compute power. Petascale supercomputers are enabling detailed three-dimensional simulations of core-collapse supernovae. These are elucidating the role of…

High Energy Astrophysical Phenomena · Physics 2016-08-30 Christian D. Ott

Advances in our understanding and the modeling of stellar core-collapse and supernova explosions over the past 15 years are reviewed, concentrating on the evolution of hydrodynamical simulations, the description of weak interactions and…

Astrophysics · Physics 2008-11-26 H. -Th. Janka , K. Langanke , A. Marek , G. Martinez-Pinedo , B. Mueller

The explosion mechanism of core-collapse supernovae is a long-standing problem in stellar astrophysics. We briefly outline the main contenders for a solution and review recent efforts to model core-collapse supernova explosions by means of…

Solar and Stellar Astrophysics · Physics 2017-11-15 B. Müller

The process of uniform supernovae explosions (SNe) is well investigated for all their types. However, observational data suggests that the SNe could be not spherically-symmetric. Modern multi-dimensional simulations of SNe demonstrate…

High Energy Astrophysical Phenomena · Physics 2022-02-16 I. Kalashnikov , A. Baranov , P. Chardonnet , V. Chechetkin , A. Filina

We report here on recent progress in understanding the birth conditions of neutron stars and the way how supernovae explode. More sophisticated numerical models have led to the discovery of new phenomena in the supernova core, for example a…

Astrophysics · Physics 2009-06-23 H. -Th. Janka , A. Marek , B. Mueller , L. Scheck

Core-collapse supernovae, the culmination of massive stellar evolution, are spectacular astronomical events and the principle actors in the story of our elemental origins. Our understanding of these events, while still incomplete, centers…

High Energy Astrophysical Phenomena · Physics 2016-03-30 W. R. Hix , E. J. Lentz , S. W. Bruenn , A. Mezzacappa , O. E. B. Messer , E. Endeve , J. M. Blondin , J. A. Harris , P. Marronett , K. N. Yakunin

New insights into the mechanism and character of core--collapse supernova explosions are transforming the approach of theorists to their subject. The universal realization that the direct hydrodynamic mechanism does not work and that a…

Astrophysics · Physics 2009-10-28 Adam Burrows

Multidimensional simulations show that non-radial, turbulent, fluid motion is a fundamental component of the core-collapse supernova (CCSN) explosion mechanism. Neutrino-driven convection, the standing accretion shock instability, and…

High Energy Astrophysical Phenomena · Physics 2018-04-10 David Radice , Ernazar Abdikamalov , Christian D. Ott , Philipp Moesta , Sean M. Couch , Luke F. Roberts

Three-dimensional (3D), time dependent numerical simulations, of flow of matter in stars, now have sufficient resolution to be fully turbulent. The late stages of the evolution of massive stars, leading up to core collapse to a neutron star…

Solar and Stellar Astrophysics · Physics 2014-01-30 W. David Arnett , Casey Meakin , Maxime Viallet

Understanding how massive stars die as supernovae is a crucial question in modern astrophysics. Supernovae are powerful stellar explosions and key drivers in the cosmic baryonic cycles by injecting their explosion energy and heavy elements…

High Energy Astrophysical Phenomena · Physics 2021-03-10 Ke-Jung Chen

The detection of gravitational waves from a core-collapse supernova in the Milky Way or its vicinity represents a unique opportunity to probe the inner workings of these explosions. In this review, I briefly summarize our current…

High Energy Astrophysical Phenomena · Physics 2026-03-26 Bernhard Müller

Core-collapse supernovae are among Nature's grandest explosions. They are powered by the energy released in gravitational collapse and include a rich set of physical phenomena involving all fundamental forces and many branches of physics…

High Energy Astrophysical Phenomena · Physics 2011-11-29 C. D. Ott , E. P. O'Connor , B. Dasgupta

The explosion of a core collapse supernova drives a powerful shock front into the wind from the progenitor star. A layer of shocked circumstellar gas and ejecta develops that is subject to hydrodynamic instabilities. The hot gas can be…

Astrophysics · Physics 2016-04-13 Roger A. Chevalier , Claes Fransson

We study the transition to runaway expansion of an initially stalled core-collapse supernova shock. The neutrino luminosity, mass accretion rate, and neutrinospheric radius are all treated as free parameters. In spherical symmetry, this…

High Energy Astrophysical Phenomena · Physics 2015-06-03 Rodrigo Fernández

Supernova theory, numerical and analytic, has made remarkable progress in the past decade. This progress was made possible by more sophisticated simulation tools, especially for neutrino transport, improved microphysics, and deeper insights…

Solar and Stellar Astrophysics · Physics 2015-06-05 H. -Thomas Janka

All recent numerical simulations agree that stars in the main sequence mass range of 9-40 solar masses do not produce a prompt hydrodynamic ejection of the outer layers after core collapse and bounce. Rather they suggest that stellar core…

Astrophysics · Physics 2009-11-10 M. Liebendoerfer , U. -L. Pen , C. Thompson

The neutrino-driven explosion mechanism for core-collapse supernovae in its modern flavor relies on the additional support of hydrodynamical instabilities in achieving shock revival. Two possible candidates, convection and the so-called…

Solar and Stellar Astrophysics · Physics 2015-06-05 B. Mueller , H. -Th. Janka , A. Heger