Cool space video shows star trails stretching over city lights
American astronaut Don Pettit has shared some striking footage captured from the ISS showing star trails and city lights.
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A 3,000-Light-Year-Long Trail Of Flaming Plasma Is Streaming From A Supermassive Black Hole And Causing Nearby Stars To Explode, But Scientists Don't Yet Know Why
The trail is 3,000-light-year-long, and the black hole it's coming from has a ... danger because the blazing jet appears to make nearby star systems called novas erupt. It is unclear why this ...