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发帖数: 1994 | 1 Gomez's Hamburger: A Proto-Planetary Nebula
Explanation: What, in heaven, is that? Sometimes astronomers see things on the sky they
don't immediately understand. In 1985 this happened to Arturo Gomez, and the object became
known as Gomez's Hamburger for its distinctive yet familiar shape. After some investigation,
the object was identified as a proto-planetary nebula, a gas cloud emitted by a Sun-like star just
after its central hydrogen fuel has all been fused to helium. Gomez's Hamburger is on |
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