Black hole spurts jets of iron and nickel
![](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2013/11/jets_free.jpg?fit=860%2C460&ssl=1)
Black hole 4U 1630-47 (center), seen in this artist's illustration with a companion star (right), spurts jets of massive particles, including iron and nickel atoms. The heftier particles give the jet more power compared with spurts of only low-mass particles, such as electrons.
Riccardo Lanfranchi