每一天，宇宙中都在上演着无数我们无法用肉眼看到的事件。天文学家用望远镜、探测器来收集来自宇宙中的“信使”（比如电磁波或引力波），通过分析这些信使，天文学家得知了许多宇宙奥秘。不久前，第237界美国天文学会会议如期举行，宣布了一系列最新的发现。在这里我们挑选了其中一些有趣的故事，其中包括发现了最古老、最遥远、最明亮的类星体。
创作团队：
文字：不二北斗
排版：雯雯子
参考来源：
https://www.caltech.edu/about/news/a-tale-of-planetary-resurrection
https://hubblesite.org/contents/news-releases/2021/news-2021-02
https://www.rit.edu/news/astronomers-dissect-anatomy-planetary-nebulae-using-hubble-space-telescope-images
https://www.sdss.org/press-releases/a-giant-meal-for-a-dwarf/
https://www.sdss.org/press-releases/the-milky-way-does-the-wave/
https://news.northwestern.edu/stories/2021/01/string-of-stars-in-milky-way-are-related/
https://www.sdss.org/press-releases/untangling-the-streamers-in-the-milky-way/
http://www.ifa.hawaii.edu/info/press-releases/ASASSN14ko/
https://news.uchicago.edu/story/uchicago-undergrads-discover-bright-lensed-galaxy-early-universe
https://news.arizona.edu/story/most-distant-quasar-discovered-sheds-light-how-black-holes-grow
https://www.colorado.edu/today/2021/01/11/gravitational-waves
https://www.ias.edu/news/2021/galactic-acceleration
https://newscenter.lbl.gov/2021/01/13/building-a-giant-2d-map-of-the-universe-to-prepare-for-the-largest-3d-map/
图片来源：
1.Caltech/R. Hurt (IPAC)
2.NASA’s Goddard Space Flight Center/Chris Smith-USRA、NASA’s Goddard Space Flight Center and Adam Block/Mount Lemmon SkyCenter/University of Arizona
3.NASA, ESA, STScI, and J. Banovetz and D. Milisavljevic (Purdue University)
4.ESA/Hubble、STScI, APOD/J. Schmidt; J. Kastner (RIT) et al.
5.John Blondin, North Carolina State University
6.Cheng et al. 2020
7.NASA/JPL-Caltech/R. Hurt, SSC & Caltech
8.A. Price-Whelan