A new study of two supernova remnants, the debris left behind after stars explode, suggests the explosions came from stellar siblings that once orbited each other. The first star’s detonation sent its binary companion hurtling through space, and then, after traveling for thousands of years, the surviving star blew up too.
Category:
Astrophysics, Cosmic Rays, Fermi Gamma-Ray Space Telescope, Gamma Rays, Goddard Space Flight Center, Infrared Light, Nebulae, Neil Gehrels Swift Observatory, Stars, Supernova Remnants, Supernovae, The Universe, Ultraviolet Light, X-ray Astronomy
Posted on
June 17, 2026
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