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Encyclopedia

A C E G I L M N O P R S T U V
Planetary aeronomy Extra terrestrial atmospheres can provide us with precious information about our own atmosphere, its history, its future.
Space plasma research Plasma is electrically charged (ionized) gas, a mixture of electrons and positive charged ions.
Plasmasphere An inner part of the magnetosphere, doughnut-shaped region of charged particles (plasma) centred around the planet's equator.
Sun Atmosphere Earth A photon from the Sun can fragment an atmospheric particle or can eject electrons from these particles.
Polar Stratospheric Clouds When temperatures fall below -80° C stratospheric particles turn into microscopic ice crystals that play an important role in ozone destruction.