The Visible Universe, Then and Now unknownskywalker: The Visible Universe, Then and Now Before the telescope was invented in 1608, our picture of the universe consisted of six planets, our moon, the sun and any stars we could see in the Milky Way galaxy. But as our light-gathering capabilities have grown, so too have the boundaries of the visible universe. Popular Science’s interactive map shows how the known universe has grown from 1950 to 2011. Check it out here
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The Visible Universe, Then and Now

unknownskywalker:

The Visible Universe, Then and Now

Before the telescope was invented in 1608, our picture of the universe consisted of six planets, our moon, the sun and any stars we could see in the Milky Way galaxy. But as our light-gathering capabilities have grown, so too have the boundaries of the visible universe. Popular Science’s interactive map shows how the known universe has grown from 1950 to 2011.

Check it out here

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