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What is the implication if the distance to the nearest star is 4. 2 light-years?

kincasdce123

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What is the implication if the distance to the nearest star is 4. 2 light-years?

What is the implication if the distance to the nearest star is 4. 2 light-years?

▸

The star is 4. 2 million AU away.

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The light we see left the star 4. 2 years ago.

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The star must be very old.

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The star must be very young.

Textbook

ASTRO

ASTRO

Edition: 3^rd

Authors: Ghose, Milosevic-Zdjelar, Read

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jaimielavie

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kincasdce123 Author

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Thank you, thank you, thank you!

Katey_maree

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Thanks

Helpmeplease11

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Thanks for your help!!

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