Age: 13.6 billion years
Before we can answer how old our Galaxy – the Milky Way – is, we first have to decide when it began. Like most other large galaxies, the Milky Way grew from several smaller galaxies merging together, meaning that
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Age: 13.6 billion years
Before we can answer how old our Galaxy – the Milky Way – is, we first have to decide when it began. Like most other large galaxies, the Milky Way grew from several smaller galaxies merging together, meaning that
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Introduction to Galaxies, Nebulaes and Black Holes Astronomy Picture Book | Astronomy & Space Science
byBaby ProfessorEbook
Solar Systems in Different Galaxies: Deep Space for Kids - Children's Aeronautics & Space Book
byBaby Professor