NEW YORK (AP) — NASA is switching off two science instruments on its long-running twin Voyager spacecraft to save power. The ...

This is because the dominant source of radiation on the ISS is galactic cosmic rays (GCR), which are deflected by the Sun’s magnetic field. GCR intensity is highest during solar minimum when the ...

This means black holes indulging in stellar meals of all sizes could be responsible for a higher-than-suspected amount of high-energy charged particles called "cosmic rays," which are constantly ...

DURING the last ascent of the balloon F.NM.S. (August 18, 1934), we had the opportunity of measuring with precision the intensity of cosmic rays at altitudes of about 12,000 m., 15,000 m.

India’s MACE telescope has detected a gamma-ray flare from a distant quasar, marking a breakthrough in cosmic observation ... scientists compare it to the Sun’s light taking just eight ...