The search for our solar system's ninth planet | Mike Brown
TED Talks Daily
00:00
The Quest for the Ninth Planet: Discoveries and Missteps in Astronomy
This chapter explores the historical attempts to discover a ninth planet beyond Uranus, driven by observable anomalies in the orbits of known planets. It highlights key figures like Urbain Le Verrier and discusses how advancements in astronomical measurements reshaped our understanding of planetary positions, particularly regarding Neptune and Pluto.
Transcript
Play full episode
