An ion storm was a type of magnetic storm that propelled ions at several thousands of kilometers per hour. Some ion storms were so dangerous navigation was affected and sometimes, could damage or destroy starships.
Transporters were inoperable when ion storms were crossing the beaming path. (Star Fleet Battles)
External links[]
- Ion storm article at Memory Alpha, the canon Star Trek wiki.
- Ion storm article at Memory Beta, the non-canon Star Trek wiki.