如果有一天,我们能进行星际旅行,你想去哪颗星球度假?什么季节去比较好呢?——说到季节,别的星球上有没有类似地球的四季呢?要知道答案,恐怕我们首先得了解,地球上的四季更替是如何发生的。地球上的四季更替,最直接的原因是太阳的直射点在地球的“肚皮”上上下摆动。北半球冬至时,阳光直射点在南回归线,此时南半球是夏天;而北半球夏至时,阳光直射北回归线,南半球正在度过寒冬;到了春分和秋分时,北半球和南半球都不冷 If one day we can carry out interstellar travel, which planet do you want to go on vacation? What season is better? - Speaking of seasons, there are no other earth-like seasons on other planets? To know the answer, I am afraid we first Understand how the four seasons change on earth happens. The most direct reason for the four seasons change on earth is that the direct point of the sun swings up and down on the Earth’s “belly”. When the Northern Hemisphere winter solstice, the direct sunlight in the tropic of the South trophy, this time the southern hemisphere is the summer; and the northern hemisphere summer solstice, the sunshine direct tropic, the southern hemisphere is through the winter; to the equinox and autumn equinox, the northern and southern hemispheres are not cold