#2925: Earth Formation Site
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[Cueball is standing in front of a sign in a field of grass. Rocks and plants are scattered across the ground. The sign reads:]
HISTORICAL MARKER
EARTH
FORMATION SITE
--- 4,450,000,000 BCE ---
At this location in the year 4,450,000,000 BCE, a cloud of dust and gas gravitationally collapsed to form the Earth.
(Sourced from explainxkcd.com)
Title text:It's not far from the sign marking the exact latitude and longitude of the Earth's core.