Their new heading took them through its outer radiation belt.

The ship moved closer toward the radiation belt of the orange gas giant.

But if the main engines fail to fire, we'll fall through those radiation belts and die.

Artificial radiation belts were created and their effect was measured.

However during the fight, the ship wandered into Earth's radiation belt.

A third radiation belt is discovered around the Earth.

However, many of these radiation belts have been poorly mapped.

Such radiation belts were viewed as having possible tactical use in war.

However, this was not due to the creation of radiation belts.

In 1958 he discovered two radiation belts surrounding the earth that bear his name.