NASA’s NuSTAR mission proves superstar Eta Carinae shoots cosmic rays

July 3, 2018

A new study using data from NASA’s NuSTAR space telescope suggests that Eta Carinae, the most luminous and massive stellar system within 10,000 light-years, is accelerating particles to high energies — some of which may reach Earth as cosmic rays. “We know the blast waves of exploded stars can accelerate cosmic ray particles to speeds […]