High-energy radiation from stellar explosions explained
Pairs of stars might drive parcels of gas together and produce gamma rays
![nova in space, illustration](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2014/10/cc_classical_nova_free.jpg?fit=860%2C460&ssl=1)
NOISY NEIGHBOR A nova is a thermonuclear explosion on a white dwarf (left, in this illustration) that steals gas from a nearby star (right). The two stars might work together to produce gamma rays (magenta).
S. Wiessinger/NASA Goddard Space Flight Center