Uranus

1781 · William Herschel

Year: 1781

Description

The first planet discovered rather than always known. Herschel took it for a comet, and the solar system doubled in size once the orbit was worked out.

Discoverer

William Herschel

Referenced by

researcher

William Herschel

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.