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A grounded view of the cosmos.

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11:46

History’s Most Famous Blood Moon Eclipse

Polaris Videos

Shared 1 month ago

446 views

7:46

LAGEOS: the 8 Million Year Time Capsule

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Shared 3 months ago

22K views

26:45

Where do astronomical terms come from?

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Shared 4 months ago

678 views

20:00

The Weapons Made of Iron That Fell From Space

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Shared 1 year ago

68K views

24:14

This Story About the Stars is the Oldest Ever Told

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Shared 1 year ago

3K views

26:13

These Tree Rings Foretell Disaster

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Shared 2 years ago

509K views

1:01

The Life and Death of the Sun EXPLAINED

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Shared 2 years ago

822 views

18:01

When Will the Stars Go Out?

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Shared 2 years ago

5K views

10:51

Cosmic Rays - Finding Hidden Chambers in the Pyramids

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Shared 2 years ago

3.9K views

18:29

What does it feel like to be in space? [The Overview Effect]

Polaris Videos

Shared 2 years ago

2.4K views

18:24

The Ocean Moons of the Outer Solar System

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Shared 3 years ago

2.2K views

5:03

Sound Waves Shaped Our Universe. ✨🔊 🌌

Polaris Videos

Shared 3 years ago

1.6K views

7:53

The Glitches in Saturn's Rings (3 types)

Polaris Videos

Shared 3 years ago

6.8K views

9:37

(Three Trips to) The Edge of the Universe

Polaris Videos

Shared 3 years ago

2.1K views

1:00

The Big Bang Afterglow. In 360, not flat 2D. #VeritasiumContest

Polaris Videos

Shared 4 years ago

2.5K views

7:42

How Pollution on Earth Tells Aliens We're Here

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Shared 4 years ago

647 views

9:04

The Earth Is Transparent (to a Neutrino)

Polaris Videos

Shared 4 years ago

2.2K views

9:00

Humans: 0.0002% Neutron Star Stuff

Polaris Videos

Shared 4 years ago

648 views

13:25

Our Cosmic Address

Polaris Videos

Shared 4 years ago

3.9K views

10:20

500 Years of Planets

Polaris Videos

Shared 5 years ago

539 views