Such storms are known to bring the aurora borealis as low as Idaho and ... The northern (and southern) lights form when particles from the solar wind excite atoms in the Earth's upper atmosphere ...

“Aurora can often be observed somewhere on Earth ... regions of the Northern and Southern hemispheres. As auroras form, Earth's magnetic field redirects the particles toward the poles through ...

Mercury's aurora is, perhaps, the strangest; because it has no atmosphere, the aurora manifests as X-ray fluorescence from ... 3 +) – a positively charged form of trihydrogen associated with ...