AGU: Geophysical Research Letters

 

Editors' Highlight

Magnetic fluctuations and turbulence in the induced magnetosphere of Venus

Venus lacks an intrinsic magnetic field. Instead, Venus's ionosphere acts as an obstacle to the supersonic solar wind that carries the interplanetary magnetic field; the interplanetary magnetic field is draped around the ionosphere to form an induced magnetosphere. Recent research has shown that distinct physical regions in this induced magnetosphere are recognizable from variations and fluctuations within the Venusian magnetic field. Using data from the Venus Express spacecraft, launched in 2006, Vörös et al. (2008) studied the statistical properties of these fluctuations, particularly within the magnetosheath, terminator, and wake. Their research uncovered several new structures and turbulence patterns within these regions, which will help scientists build more refined theories on the evolution of Venus's induced magnetosphere.

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