Phenomenon
Cosmic Ray
Ultra-high-energy particles from space.
High-energy particles (mostly protons) arriving from supernova remnants, AGN and other accelerators, with energies up to 10^20 eV.
Overview
High-energy particles (mostly protons) arriving from supernova remnants, AGN and other accelerators, with energies up to 10^20 eV.
See also
Coronal Mass Ejection
A giant cloud of plasma hurled into space.
Stellar Wind
A continuous outflow of particles from a star.
Cherenkov Radiation
The blue glow of particles faster than light in a medium.
Atmospheric Escape
Gas leaking from a planet's atmosphere into space.
Solar Eclipse
When the Moon stands between Earth and Sun.
Lunar Eclipse
When Earth's shadow falls on the Moon.