Light Phenomena over the ESO Observatories III: Zodiacal Light

The Messenger 164 – June 2016 inward through the absorption of solar radiation and isotropic emission, reducing their angular momentum, while the dominant force for micrometre-sized particles is the solar radiation pressure that accelerates them away from the Sun. The zodiacal dust hence needs to be constantly replenished. This replenishment is Petr Horálek1 Lars Lindberg Christensen1 David Nesvorný 2 Rebecca Davies1