Supermassive Black Holes
Movie| Title | Supermassive Black Holes |
| User score | 7.6 |
| Release date | Nov 30, 2000 |
| Genre | Documentary |
| Production country | United Kingdom |
| Run time | 49 min. |
"Horizon" examines the recent discovery of supermassive black holes, which spawn galaxies even as they threaten to destroy everything in their path.
