Earth's Closest Neighbor Is Everyone Else's Too

CGP Grey · 11.6M views · 2019 · 3:15

Open on YouTube

Geology & earth scienceother

Why the open web links it

Explains how Earth's nearest planetary neighbor is shared with other solar systems, challenging common assumptions about space.

Linked by 14 independent sites, 3 of them widely read in the 2026-10 crawl of the open web, including wikipedia.org, upworthy.com, lesswrong.com, twistedsifter.com, effectivealtruism.org.

Cited in 1 Wikipedia article, including Mercury (planet).