November 30, 20193 min read, 621 words
Published: November 30, 2019 | 3 min read, 621 words
TrendingLive Science is supported by its audience. When you purchase through links on our site, we may earn an affiliate commission.An artist's impression of a newly discovered stellar black hole and its blue star companion.(Image: © YU Jingchuan, Beijing Planetarium, 2019.)Edito...