Add Yahoo as a preferred source to see more of our stories on Google. Cosmic radiation could be a boon for subsurface life on worlds such as Europa (left), Mars (center) and Enceladus (right), ...

Too much cosmic radiation can sterilize a planet – but a surprising new study has found that under the right circumstances, it could actually make uninhabitable worlds habitable. Ionizing radiation ...

Cosmic rays could be a vital source of energy for life on icy moons, on Mars, or even on rogue planets that wander alone between stars; it's possible, scientists say, that the phenomenon could create ...

Michigan State University astrophysicists are closing in on one of space science’s biggest mysteries: where the galaxy’s most energetic particles come from. Their studies uncovered a pulsar wind ...

An illustration of a young solar system immersed in high-energy cosmic rays from a nearby supernova. Unlike considering only direct injection of supernova ejecta, this process naturally explains key ...

Milestone results released by the Large High Altitude Air Shower Observatory (LHAASO) on November 16 have solved a decades-old mystery about the cosmic ray energy spectrum—which shows a sharp decrease ...

Cosmic rays are one of the greatest challenges for space travel and pose a considerable risk to humans and materials. For the ...