Yes. As with all the stars you see in the sky, Sirius is part of the Milky Way.
Sirius is within the Milky Way.
No, because they are not. Sirius A and B are just two stars in a Galaxy of many billions of stars. Sirius is a few hundred million years old, younger than most of the stars in the Milky Way.
Find Orion's Belt, and follow its line of stars down to the left and you will find Sirius. It is unmistakeable. It is easily visible in the winter but not summer. Altenatively, look for the brightest thing other than the moon, and you've found it.
It is The Milky Way because it is named after the Milky Way Galaxy. Hope this helps!
My galaxy, and hopefully yours, IS the Milky Way. For information concerning where Earth is in the Milky Way, see related question. See related link for more information
Yes, all pure-bloods are related in some way. Ginny's grandmother was Sirius' niece.
No one named the Milky Way. It has been seen in the skies since people first looked.See related question for why it is called Milky Way
No one named the Milky Way. It has been seen in the skies since people first looked.See related question for why it is called Milky Way
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Both the Milky Way and the Andromeda galaxies are flat spirals in shape.
Both the Milky Way and the Andromeda galaxies are flat spirals in shape.
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