Sentences with phrase «auroral belts»
From HubbleSite: «NASA's Hubble Space Telescope observed a pair of auroral belts encircling the Jovian moon Ganymede.
http://www.americaspace.com/
However, there is a third magnetic field in the mix — one emanating from the electrically conductive, saltwater ocean and induced by Jupiter's field — that counterbalances Jupiter's field and reduces the rocking of the auroral belts.
The new results come from Hubble's observations of Ganymede's magnetic field, which produces two auroral belts (pictured) that can be detected in the ultraviolet.
They were most visible in the auroral belt shown in Figure 1, which is well north at this time of year.