Collection · 15 September 2026

Earth Has a Second Moon. Here's What Else We Got Wrong About Our Planet

Name: Earth Has a Second Moon. Here's What Else We Got Wrong About Our Planet
Uploaded: 2026-09-15
Duration: 12 min 30 s
Description: Earth's inner core slowed down, a second moon that may be a chunk of the real one, the Moon drifting away, and the mountain that beats Everest from its seafloor base.

Earth's inner core slowed down, a second moon that may be a chunk of the real one, the Moon drifting away, and the mountain that beats Everest from its seafloor base.

Sources

The full list of sources sits under the video on YouTube.

Watch on YouTube

More from Earth and space

All episodes

There's a Valley in the Sahara Full of Whale Skeletons, and Three More Places That Shouldn't Exist
A valley of whale skeletons with legs, 27 million tons of Saharan dust feeding the Amazon, a fossil forest under Antarctica, and water sealed underground for two billion years.
Sahara Fossil Whale Reversible Bucket Hat $48

New episode, new design.

Hear when a new story and its shirt come out.

Earth Has a Second Moon. Here's What Else We Got Wrong About Our Planet

More from Earth and space

There's a Valley in the Sahara Full of Whale Skeletons, and Three More Places That Shouldn't Exist

New episode, new design.