artist

Astronomers catch a super-energetic collision of dead stars

A distant neutron-star merger unleashed one of the most powerful short gamma-ray bursts (GRB) ever seen, according to new observations by ALMA, the Atacama Large Millimeter/submillimeter Array in Chile. Neutron stars are the super-dense stellar cores left after massive stars explode, and when, say, two neutron stars collide, the result is a dramatic explosion, the …

Astronomers catch a super-energetic collision of dead stars Read More »