Cosmic Exploration · discovery

The First Image of a Black Hole

2019 · Roger Penrose

Year
2019

Description

M87*: a ring of light around a shadow two and a half times the Schwarzschild radius, exactly the size general relativity requires. Assembled from petabytes flown between eight sites on physical hard drives, because no network could carry it.

Discoverer

Observatory

Referenced by

observatory
researcher

Open on the Cosmic Exploration shelf — the interactive card, the filters, and everything alongside it.

From the Discoveries database in Notion, last edited 2026-08-15. This page is the row, rendered by the build; nothing on it is written by hand.