{"content":"地球から探査機が離れても，最初は地球とほぼ同じ速度でぐるぐる公転するしか無い…というイメージが難しい気がするなぁ．","created_at":1770968651,"id":"58bdd6e60d1488572eb7e75cb3ac0d494afdc422fada31bfcd65f18ad94caa15","kind":1,"pubkey":"b75ef7bde2d6319f278727ac2cc4a7fdbeae2370cad22de960dd6ecfe0545a1b","sig":"55629fa70855ae8d40ea469c1ac724e2912feaa5584414986e7dcc80cecdb8d3bfd27d321395e15f66c0a584b8b2d826cfcbfb6f1647c759a21a193aae7c4625","tags":[]}