the-vera-c-rubin-observatorys-secondary-mirror-is-now-in-placehttps://www.astronomy.com/tags/news/page/25/News | Page 25 of 717 | Astronomy.comBrowse all the latest astronomy and space news on planets, stars, galaxies, cosmology, observing events, space missions, and more.https://www.astronomy.com/uploads/2024/08/noirlab2419a.jpgInStockUSD1.001.00sciencearticleASY2024-08-072024-08-07150518