He recalled that the Energia rocket and Buran space shuttle were the largest-ever program in the history of national space rocket industry. By 1985 its financing had reached 1.3 billion rubles.

Energia. The creation of the Energiya rocket and the Buran space shuttle became the most impressive program in the history of domestic space rocket-making, with the annual financing volume ...

It was conceptualized keeping in mind the Buran program, whose mission was to transport the Buran shuttle and components of the Energia launch ... Soviet's history of space exploration.