Cosmic rays are charged subnuclear particles that move close to the speed of light, constantly raining down on the Earth. These particles are relativistic, as defined by Albert Einstein’s special ...

The sprawling Auger Cosmic Ray Observatory in South America has produced its first major discovery while still under construction. The international Auger collaboration has traced the rain of ...

Space is tough on materials. Radiation, UV light, atomic oxygen and sharp temperature swings can degrade metals, polymers and coatings over time. This article looks at the current ways researchers are ...

Deep inside a dust-choked galaxy, astronomers have uncovered a chemical environment far more complex than expected.

Comet 3I/ATLAS is extremely irradiated from billions of years of cosmic ray bombardments, new research using observations from the James Webb Space Telescope (JWST) has revealed. The comet has soaked ...

During missions into outer space, galactic cosmic radiation (GCR) will penetrate current spacecraft shielding and thus pose a significant risk to human health. Previous studies have shown that GCR can ...

Add Yahoo as a preferred source to see more of our stories on Google. The first step on the moon was one of humanity's most exciting accomplishments. Now scientists are planning return trips – and ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. A JetBlue Airbus A320 ...

High energy astrophysics probes the most energetic phenomena in the Universe, from explosive supernova remnants to the powerful outflows near compact objects. A central focus of this field is the ...