What catastrophic stellar event is thought to accelerate Galactic Cosmic Rays (GCRs)?
Answer
The explosion of massive stars, known as a supernova.
Galactic Cosmic Rays are believed to gain their incredible speeds from the massive energy release associated with the death of large stars in supernova events.
#Videos
How cosmic rays help us understand the universe - Veronica Bindi
Related Questions
What constitutes the majority of cosmic ray particles hitting Earth?What does it mean when cosmic radiation is described as 'ionizing'?What catastrophic stellar event is thought to accelerate Galactic Cosmic Rays (GCRs)?What is the main difference between Solar Energetic Particles (SEPs) and Galactic Cosmic Rays (GCRs) regarding energy?When a primary cosmic ray strikes Earth's upper atmosphere, what type of radiation primarily reaches the ground surface?Why do people flying frequently experience slightly higher cosmic radiation exposure than those at sea level?How do cosmic rays fundamentally differ in nature from Cosmic Microwave Background (CMB) radiation?What makes Galactic Cosmic Rays (GCRs) especially hazardous for deep-space missions?What material type is favored for mass shielding astronauts from primary cosmic rays?If a massive solar flare is predicted, what specific protective measure can astronauts take against SEPs?