You've seen countless pics of them but have you ever wondered just what *exactly* is a galaxy?
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You've seen countless pics of them but have you ever wondered just what *exactly* is a galaxy?
Astronomers have wondered that too, and it's not so easy to define.
What Is a Galaxy?
Galaxies come in many shapes and sizes, and trying to define them is difficult
Scientific American (www.scientificamerican.com)
-
You've seen countless pics of them but have you ever wondered just what *exactly* is a galaxy?
Astronomers have wondered that too, and it's not so easy to define.
What Is a Galaxy?
Galaxies come in many shapes and sizes, and trying to define them is difficult
Scientific American (www.scientificamerican.com)
@badastro Oh don't you astronomers start as well!!! That bloody man @philipcball had everyone in chemistry up in arms about molecules and then bonds and then something else.
Turns out the closer you look the less you can define.
The world is such a maddening place.
