<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:content="http://purl.org/rss/1.0/modules/content/"><channel><title>望远镜 on 风塘 WindHaven</title><link>https://fengur.cn/tags/%E6%9C%9B%E8%BF%9C%E9%95%9C/</link><description>Recent content in 望远镜 on 风塘 WindHaven</description><generator>Hugo</generator><language>zh-cn</language><lastBuildDate>Tue, 15 Sep 2026 00:00:00 +0000</lastBuildDate><atom:link href="https://fengur.cn/tags/%E6%9C%9B%E8%BF%9C%E9%95%9C/index.xml" rel="self" type="application/rss+xml"/><item><title>开普勒三定律与伽利略望远镜</title><link>https://fengur.cn/posts/modelcreate/%E5%A4%A9%E6%96%87%E5%AD%A6%E4%B8%8E%E5%AE%87%E5%AE%99/23-%E5%BC%80%E6%99%AE%E5%8B%92%E4%B8%89%E5%AE%9A%E5%BE%8B%E4%B8%8E%E4%BC%BD%E5%88%A9%E7%95%A5%E6%9C%9B%E8%BF%9C%E9%95%9C/</link><pubDate>Tue, 15 Sep 2026 00:00:00 +0000</pubDate><guid>https://fengur.cn/posts/modelcreate/%E5%A4%A9%E6%96%87%E5%AD%A6%E4%B8%8E%E5%AE%87%E5%AE%99/23-%E5%BC%80%E6%99%AE%E5%8B%92%E4%B8%89%E5%AE%9A%E5%BE%8B%E4%B8%8E%E4%BC%BD%E5%88%A9%E7%95%A5%E6%9C%9B%E8%BF%9C%E9%95%9C/</guid><description>1609年是天文学的分水岭：开普勒在布拉格发表椭圆定律与面积定律，伽利略在帕多瓦把望远镜指向月亮。一个用第谷的数据咬住了火星轨道的8弧分偏差，一个看到了木星的四颗卫星和金星的盈亏——完美而静止的古典天球，从此一去不返。</description></item></channel></rss>