Editing 2925: Earth Formation Site
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If the precise year was knowable, the probability of the number actually ending in seven consecutive zeros would be on the order of one-in-ten-million. | If the precise year was knowable, the probability of the number actually ending in seven consecutive zeros would be on the order of one-in-ten-million. | ||
− | The topic of what precisely makes a planet — related to the 2006 redefinition of a planet and the subsequent reclassification of Pluto from the | + | The topic of what precisely makes a planet — related to the 2006 redefinition of a planet and the subsequent reclassification of Pluto from the ninth planet from to the sun to a dwarf planet — has been covered before in [[473: Still Raw]] and referenced in other XKCD comics. |
There is some poetry in the idea that there was a precise year, some 4.45 billion years ago, that was the first true year, the first Earth orbit around the sun. By definition, the Earth is the same age as the number of Earth orbits that have ever taken place. | There is some poetry in the idea that there was a precise year, some 4.45 billion years ago, that was the first true year, the first Earth orbit around the sun. By definition, the Earth is the same age as the number of Earth orbits that have ever taken place. |