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Our Milky Way Galaxy: How Big is Space?
Автор: NASA Solar System
Загружено: 2 апр. 2019 г.
Просмотров: 785 200 просмотров
Описание:
When we talk about the enormity of the cosmos, it’s easy to toss out big numbers – but far more difficult to wrap our minds around just how large, how far, and how numerous celestial bodies really are. How big is our Milky Way Galaxy and how far away are exoplanets, the planets beyond our solar system? Read more: go.nasa.gov/2FTyhgH
Credit: NASA/JPL-Caltech
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