Hamburg Observatory, Astronomy and Astrophysics : Department of Physics : Universität Hamburg

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This photo shows a galaxy cluster with a radio relic in its outskirts.

Photo: Rajpurohit et al. 2018

24 October 2023|Sternwarte

Exploring the origin of unphysically high acceleration efficiencies of electrons in radio relics

In a recently published paper, scientists from the Cluster of Excellence Quantum Universe David Smolinski (UHH), Denis Wittor (UHH), Franco Vazza (University of Bologna, Istituto Nazionale di Astrofisica and UHH) and Marcus Brüggen (UHH) evaluate the origin of unphysically high acceleration efficiencies of electrons in...

Contribution from the news channel Research Highlights

Photo: J. English/CHANG-ES collaboration

28 February 2023|Sternwarte

Discovery of large-scale magnetic fields in the halo of hot gas that surrounds galaxies

A recent Quantum Universe paper shows that nearby galaxies are surrounded by a magnetised halo of gas. This halo is dubbed the circumgalactic medium and even our own galaxy the Milky Way has one.

Contribution from the news channel Research Highlights

Künstlerische Darstellung eines erdähnlichen Planeten, der in der habitablen Zone um einen Roten Zwergstern kreist.

Photo: José A. Caballero (CAB, CSIC-INTA), Javier Bollaín (Render Area)

22 February 2023|Sternwarte

59 neue Exoplaneten entdeckt

Ein Konsortium aus spanischen und deutschen Forschungseinrichtungen, darunter auch die Hamburger Sternwarte der Universität Hamburg, veröffentlicht 20.000 Beobachtungen. Sie wurden mit dem Instrument CARMENES am Calar-Alto Observatorium gewonnen und haben bisher zur Entdeckung von neuen Exoplaneten geführt. Darunter...

Contribution from the news channel MIN

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