Hubble Sees the Eerie Glow of a Dead Star

This newly released Hubble image of the Crab Nebula shows the eerie glow of a dead star, which exploded long ago as a supernova. But don’t be fooled; this ghoulish-looking object still has a pulse. Buried at its center is the star’s tell-tale heart, which beats with rhythmic precision. The “heart” is the crushed core […]
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