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The exact number is not known.
yes there is a whole galaxy and then there is a universe so yes there is other thing outside of space
Yes. The Andromeda Galaxy contains about a trillion stars, many of which probably have planets. There are also many clouds of gas and dust.
We are IN the Milky Way Galaxy, and therefore not able to line up with anything!!
Center or whole? 0 miles if it's the whole galaxy because Earth is IN the Milky Way Galaxy but IDK center.
Xylophones, and Xenon are two of many things.
The galaxy
Asteroids
No.
Ten tenths = one whole - of anything.Ten tenths = one whole - of anything.Ten tenths = one whole - of anything.Ten tenths = one whole - of anything.
The Milky Way is not the only galaxy. There are more than a trillion times a trillion galaxies in the whole universe. Scientists have already discovered many tens of thousand galaxies.
No one knows. It takes many years to travel around the galaxy, so pretty much anything beyond the Solar System is a mystery that can't be solved. Ever.