Question

What is the source of cosmic rays?

Answer 1

sun becoz they are found at a very high temp. approx 10^8 degree centigrades ie. in the core of the sun

Answer 2

Some of the cosmic rays particles originate from the sun, but most comes from the sources outside the solar system and are known as Galactic cosmic rays (GCRs). cosmic ray particle that arrive at the the top of earth's atmosphere are termed primaries; their collisions with atmospheric nuclei give rise to secondaries. that's it