Hey, Space Placers!
Here's a vid about a newly discovered Supershell in our galaxy. It was created by a supernova explosion 10 million years ago.
The Universe never ceases to amaze me.
Sky Guy in VA
Hey, Space Placers!
Here's a vid about a newly discovered Supershell in our galaxy. It was created by a supernova explosion 10 million years ago.
The Universe never ceases to amaze me.
Sky Guy in VA
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