The supernova observations call out for some gravitationally repulsive substance to drive the cosmic acceleration. |
The HESS project deals with the detection, measuring and interpretation of high-energy cosmic rays. |
Not while the earth was constantly being bombarded by cosmic rays from interstellar space. |
Our planet is incessantly bombarded with a rain of cosmic rays, charged stable particles, such as protons and electrons. |
In addition, each of the Jinas was associated with a specific period of cosmic time. |
Muons are particles created high up above the Earth's surface by cosmic rays hitting the atmosphere. |