Categorizing and Exploring the Universe

1. Solar System

2. Milky Way Galaxy

3. Observable Universe

4. Undefined

5. Multiverse

I hope it will help for better understanding.

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All images above are courtesy of the Pixabay - 1 million+ Stunning Free Images to Use Anywhere.

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Given enough time and the right technology (and assuming there’s not some serious competition), we might even be able to colonize the entire Milky Way galaxy someday

https://www.universetoday.com/142655/the-most-efficient-way-to-explore-the-entire-milky-way-star-by-star/

• https://gtocx.jpl.nasa.gov/media/FLB/NUDT-XSCC-GTOCX-winning-solution.mp4