Things go bump in the cosmic night all the time. Rocky objects collide in planetary systems across our galaxy, providing astute astronomers with telltale signatures of warmly glowing dust from these grinding impacts. Stellar remnants like neutron stars can crash together unleashing bursts of searing gamma-rays, and even black holes can collide and coalesce in events marked by the gargantuan ringing of spacetime as energy ripples outward in gravitational waves.
Continue reading...
No comments:
Post a Comment