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My name is Shun. I am the Found World Target Trition.

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This is CBS I in the World. I'm John Batsu with Dr. Ken Croswell. He is reporting for the

proceedings of the National Academy of Sciences. New thinking about our beautiful spiral galaxy,

the Milky Way. Yes, it's true we're headed to Angiandromeda, which is also a beautiful

galaxy. We're going to merge, but right now the revelations about our galaxy include

our place in it, the Sun. We're going around. It's going to take to earn 30 million years,

but in the meantime we're part of a local arm, which is constantly being upgraded.

Ken, how is it that they now know the local arm extends? When do you report 26,000 light

years? How did that, how did this discovery get made? And what does it mean?

Well, it's a good deal longer than a lot of people had thought. 26,000 light years is

approximately the same distance between the Sun and the Glock Accenture. It's a substantial

distance, and it could be longer than that. 26,000 is really just the minimum. In terms

of how we learned that, it was these major parallaxes that established that certain stellar

nursery, certain young stars that had been thought to be in the Perseus arm, which is

the next arm outward, actually were closer and were part of the local arm instead. And

...