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Cluster after 8 Million years. After just 8 million years, the most massive stars are already running out of fuel! They begin to move away from the Main Sequence as they evolve into Red Supergiant Stars. |
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Cluster after 250 Million years. Now, stars a few times the mass of our Sun begin to run out of fuel, and evolve away from the Main Sequence as they evolve into Red Giant Stars. |