Nasa's Unexplained Files
The Black Hole Next Door
Season 4 of 8
When astronomers discover a rogue black hole speeding through the Milky Way, they investigate how much danger it poses to Earth
Nasa's Unexplained Files airs on Quest HD at 2:00 AM, Monday 2 December. (Subtitles.)
Topics
Education ➝ Science ➝ Factual Topics
Unexplained ➝ Mysteries