Albert Sneppen

About

Albert Bjerregård Sneppen (born 1998) is a Danish astrophysicist and PhD student at the Niels Bohr Institute and The Cosmic Dawn Center in Copenhagen. His research focuses on neutron star collisions, black holes and cosmology, with publications in Nature and The Astrophysical Journal. He gained international attention in 2021 for a mathematical formulation describing how light bends near black holes, and he is also an active science communicator.

peer-reviewed publications (ResearchGate)

2,377

citations of his research

80+

public lectures held since 2021

3,000+

sold copies of the book 'Black Holes' (2nd edition)

What's new

2026-03
Sneppen published a new article in Physical Review D in March 2026 about neutron star collisions and kilonova physics.
2025-09
Sneppen and Jonas Kuld Rathje toured Denmark with the lecture 'The Universe's Beautiful Secrets', including in Aarhus and Copenhagen.
2024-10
On 29 October 2024, the book 'Black Holes: The Hunt for the Universe's Beautiful Secrets' was published, written together with Jonas Kuld Rathje and published by People's Press.
2024-02
Sneppen received the EliteForsk Travel Scholarship of 200,000 kr., presented by Queen Mary and Minister of Education Christina Egelund.
2022
In 2022, Sneppen received his first article in Nature about the GW170817 collision of two neutron stars.

Tour

AarhusKøbenhavn

Tracks

Sorte huller: Jagten på universets smukke hemmelighederPopular science book published October 2024 with Jonas Kuld Rathje, now in 2nd edition

Divergent reflections around the photon sphere of a black holeArticle in Scientific Reports (2021) on light deflection near black holes - attracted international attention

GW170817 kilonova-artikel i NatureFirst Nature article (2022) on the shape of cosmic explosions from colliding neutron stars

Universets smukke hemmelighederLecture tour in Denmark 2025 with Jonas Kuld Rathje

😴 Nothing scheduled with this artist in the near future.