Hunting for supermassive black holes in the early universe

A supermassive black hole (SMBH; the small black dot at the center) absorbs surrounding material, which forms a spiral disk-like shape as it flows in. The gravitational energy of the material is converted to radiation and emitted away from the disk. SMBHs with such shining outskirts are called “quasars.” Credit: Yoshiki Matsuoka, Ehime University

Supermassive black holes (SMBHs)—black holes with masses exceeding a million times that of the sun—are known to prevail in the universe today….

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News Source: phys.org