The Planetary Nebula

Five billion years from now, the sun will run out of hydrogen for nuclear fusion and start fusing helium atoms. After ejecting the envelope, the super hot corps will be exposed to the universe and paint the envelope with an intense light. It's called the planetary nebula. They get their name because when they were discovered by william herschel in the eighteenth century,. the glowing objects look like planets in his more rudimentary telescope. The post office is no joke. Neither rain, nor snow nor sleet, nor hail, nor star death. We will be long gone before then.

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