these-supermassive-black-holes-equal-to-28-billion-suns-are-the-heaviest-ever-measuredhttps://www.astronomy.com/tags/news/page/35/News | Page 35 of 707 | 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/2024/03/supermassive-black-hole-pair.jpegInStockUSD1.001.00exotic-objectssciencearticleASY2024-03-202024-03-20142736