Planetary science

Planetary science

The scientific study of planets including Earth, moons, and planetary systems of the Solar System in particular and the processes that form them.

Industry: Astronomy

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Planetary science

The encounter between a moving spacecraft and a moving planet in which the spacecraft experiences an elastic collision affecting its motion. Depending on the nature of the encounter, the spacecraft ...

NEOShield

Astronomy; Planetary science

An EU funded project that aims to protect the Earth from collisions with near-Earth objects, or NEOs, celestial flotsam such as asteroids or comets that can score direct hits on the planet. For ...

Ring current

Astronomy; Planetary science

In the magnetosphere, a region of current that flows in a disk-shaped region near the geomagnetic equator in the outer of the Van Allen radiation belts. The current is produced by the gradient and ...

Space weather

Astronomy; Planetary science

Popular name for energy-releasing phenomena from the Sun and its effects on planetary systems. Space weather conditions can influence the performance and reliability of space-borne and ground-based ...

Interplanetary magnetic field (IMF)

Astronomy; Planetary science

The magnetic field carried with the solar wind. The IMF is kept out of most of the Earth's magnetosphere, but the interaction of the two plays a major role in the flow of energy from the solar wind ...