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Science glossary film: Milky Way

Milky Way

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The name that we give to our own Galaxy.

The name that we give to our own Galaxy. Viewed from Earth it appears as a faint, misty band that stretches across the night sky, visible from areas with little light pollution. It is about 100,000 light years in diameter and contains about 200 to 400 billion stars including our Sun.

Viewed from Earth it appears as a faint, misty band that stretches across the night sky, visible from areas with little light pollution. It is about 100,000 light years in diameter and contains about 200 to 400 billion stars including our Sun.

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