iron ash

  • How Massive Stars Die

    How Massive Stars Die

    When people think of star death, they most often think of supernovae (plural for supernova). So why haven’t I spent the past bunch of posts on star death talking about them? Because supernovae are not actually the most common fate…

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  • What Happens After Helium Fusion?

    What Happens After Helium Fusion?

    Back in August — sorry I took so long! — we talked about the helium flash, an explosion that occurs within stars when helium nuclei begin to fuse within a degenerate core. So…this is not what the helium flash would…

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