article_snippet: criss-crossing magnetic fields around Earth.
article_snippet: split-second detail what happens when the planet's magnetic .
article_snippet: Magnetic fields are generated by planets, stars, galaxies, .
article_snippet: can trigger magnetic storms and aurora displays on Earth.
article_snippet: Mission space: They will fly in pyramid formation to provide 3-D views of magnetic reconnection on the smallest of scales .
article_snippet: Magnetospheric Multiscale, or MMS, in an effort to understand .
article_snippet: magnetic field lines realign.
article_snippet: space that will finally allow us to understand how magnetic .
article_snippet: The process of magnetic reconnection drives the aurora, as well as potentially disruptive solar storms .
highlights_snippet: Magnetic discharges drive auroras and play havoc with satellite navigation, communications and power grids .
  