"NASA scientists have uncovered new details about how plasma from superstorms interact with Earth’s magnetosphere."

Read more (http://www.nasa.gov/centers/goddard/news/topstory/2008/plasma_superstorm.html)

so this plasma is made from energetic protons?

Yes, energetic protons and electrons etc.

Yes, energetic protons and electrons etc.

can it be artificially made in a laboratory settings?

Hum,
yes.
http://en.wikipedia.org/wiki/Geissler_tube

Everyone know that with the ideal conditions which includes a magnetic field, high pressure high temperature can compromise the creation of a plasma. A plasma consists of cations, anions, free electrons, and in 100% of the time in the case of energized hydrogen, free protons.