Eli5. How can the Hubble Telescope see billions of lights years away?

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A distance so big our brains cannot comprehend it.

In: Engineering

4 Answers

Anonymous 0 Comments

It’s not seeing the objects. It’s registering the light that those objects emitted oh so long ago and which has traveled to our planet.

If you point a flash light at the floor you don’t see the bulb, but you do see the light on the floor.

At least, that’s my understanding.

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