Definitions for "Energia"
The Energia (or Energiya, Энергия in Russian, meaning Energy) rocket was a Soviet rocket that was designed by NPO Energia to serve as a heavy-lift expendable launch system as well as a booster for the Buran Space Shuttle. It had the capacity to place around 100 metric tons in Low Earth orbit (LEO), although it could have been (but never was) upgraded for heavier payloads comparable to (or even greater than) the LEO capacity of the Saturn V.