We’ve all heard of the Milky Way, our home galaxy in the universe. But did you know that there are many other galaxies out there in the cosmos? According to a recent study published in the journal Nature Astronomy, there are over 100 billion galaxies in the observable universe! This is an incredible number that we are only just beginning to understand. This research team used a new method of measuring galaxies from their extragalactic stars, which are stars that lie outside of a single galaxy. This method allowed them to identify galaxies that were hidden from traditional surveys. Their study shows that our universe is even more amazing than we ever thought.

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source: Phys.org