Digging down to the oldest stars: Galactic archeology in the Sagittarius dwarf cluster – astrobites

Digging down to the oldest stars: Galactic archeology in the Sagittarius dwarf cluster

A medieval manuscript illustration depicting a man in long orange robes and a white turban gazing up at the night sky and holding a book.

What happens when we break a galaxy down to its fundamental building blocks? Today’s authors try to find out!