space physics

Space weather: impacts on Earth and satellites

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La météo spatiale : impacts sur la Terre et les satellites

IN BRIEF Space weather : Studies the impact of solar activity on our planet. Electromagnetic disturbances : Solar particles influence the Earth’s geomagnetic field. Impact on satellites : Increase in friction modifies their orbits, requiring corrections. Satellite lifespan : Risk of reduction due to extreme space conditions. Ground effects : Possible damage to energy distribution … Read more

Magnetic fields in space: observation and role

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Les champs magnétiques dans l'espace : observation et rôle

IN BRIEF Galactic magnetic fields: possibility of accelerating cosmic rays. Interplanetary magnetic field: values between 10−10 and 10−8 T. Impact of solar wind on the magnetic field. Cosmic magnetic fields influence the structure of stars and galaxies. Variations in the magnetic field of stars: information about their geometry. Study of magnetic fields is crucial for … Read more