Observable Universe

@observableuniverse5391

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I am a trained educator in physics and astronomy. This is my place to share my knowledge with students on YouTube. Learn at your own risk.

Jejaki subscriber YouTube, views, perbandingan creator dan milestone secara masa nyata.

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Uploaded 7 years ago

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Jejaki subscriber YouTube, views, perbandingan creator dan milestone secara masa nyata.

Jejaki subscriber YouTube, views, perbandingan creator dan milestone secara masa nyata.