People-Powered Research With a Twist – Spiral Graph: Cluster Buster
via science.nasa.gov
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Explore This Section Science Citizen Science People-Powered Research With a… Overview Resources Opportunities Citizen Science Highlights About Science Activation How big is the black hole in the center of that galaxy? Just look at its spiral arms for clues! Some spiral galaxies have arms that are wound up like a tight spring. In others, […]