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Stranger In a Strange Land

In Stars by Brian Koberlein0 Comments

The stars in our galaxy can change orbits over time. Through “close encounters” with other stars, they can find themselves in very different regions of the galaxy than their region of origin. Now new research finds that about a third of stars drift to new orbits in their lifetime.

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Red Hot Vacuum

In Stars by Brian Koberlein2 Comments

Giant stars such as Betelgeuse may appear to dwarf our Sun, but their densities are so low that they are basically red hot vacuums.