Fusions hiérarchiques

Articles about Fusions hiérarchiques

Three Supermassive Black Holes Merging

Astronomers have identified a rare triple supermassive black hole system in the nearby galaxy NGC 6240, revealing three nuclei packed inside a kiloparsec and offering a new route … Déc 31, 2025

Physics

The biggest black hole smashup ever detected challenges how we think black holes form

A gravitational‑wave signal from November 23, 2023 — announced in July 2025 — reveals a merger between two exceptionally massive, fast‑spinning black holes and produces a roughly … Nov 15, 2025