- Supermassive black hole discovered near heart of the Milky Way https://www.theguardian.com/science/2017/sep/04/supermassive-black-hole-discovered-near-heart-of-the-milky-way 11 comments science
- Second supermassive black hole discovered near heart of the Milky Way https://www.theguardian.com/science/2017/sep/04/supermassive-black-hole-discovered-near-heart-of-the-milky-way 1116 comments space
- Supermassive black hole discovered near heart of the Milky Way https://theguardian.com/science/2017/sep/04/supermassive-black-hole-discovered-near-heart-of-the-milky-way 295 comments worldnews
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