Voice actor John Patrick Lowrie, who did all the narrations for Total Annihilation, is doing the narrations for Planetary Annihilation as well.
Annihilation: Conquest | Kepler's laws of planetary motion | The Planetary Society | battle of annihilation | Annihilation (comics) | Annihilation | American Ninja 4: The Annihilation | Planetary science | planetary science | Planetary Resources | planetary nebula | Wide Field and Planetary Camera | Total Annihilation | Positron annihilation spectroscopy | Planetary Science Decadal Survey | planetary geology | Planetary core | Planetary body | Lunar and Planetary Laboratory | Annihilation Factor | Annihilation Earth | annihilation |