particle radiation
fast-moving particles with energy
cosmic radiation
high-speed, i.e. high-energy particle, mainly originating in outer space, outside the Solar system
cosmic radiation
high-speed, i.e. high-energy particle, mainly originating in outer space, outside the Solar system
neutron radiation
Ionizing radiation that presents as free neutrons
beta radiation
particle radiation consisting of high-energy electrons caused by beta decay
alpha radiation
particle radiation consisting of alpha particles
stellar wind
gas flow from the stars