Wait, what?

Episodes of star-formation appear to begin at the core of a galaxy, and spreads along the arms of the galaxy thereafter, propagating outwards. We can see evidence for this by measuring the ages of the stellar populations we’re finding at various distances from the centers of these galaxies: the farther away a star is from the galaxy’s core, the more likely it is to be younger. On the other hand, if you look near the cores of many of these galaxies, you’ll find — in the JWST i…
JWST reveals spiral galaxies’ life cycles, from dust to stars
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Ethan Siegel
B. O. Face
·Follow
Feb 7, 2024
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Wait, what? If the stars start to form near the nuclei then move out, wouldn't the older ones be in the arms and the younger ones closer to the nucleus?
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Written by B. O. Face2.9K Followers
·1K Following
No woman ever murdered her husband while he was washing the dishes.
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