An astronomical gamma-ray source is a source of gamma rays emitted, fluoresced, or reflected by an astronomical object.
These rays can be emitted, fluoresced, or reflected by an astronomical object. An astronomical gamma-ray source is an astronomical source of gamma rays.
An astronomical gamma-ray source is an astronomical source of gamma rays. These rays can be emitted, fluoresced, or reflected by an astronomical object.
An astronomical gamma-ray source is an astronomical source of gamma rays. These rays can be emitted, fluoresced, or reflected by an astronomical object.