According to Borisov, these are technical and scientific reasons. Technical ones include critical aging of equipment as there is danger of “avalanche-like exit” from operation. And when this process can begin, no one can say.
Borisov attributed the almost exhausted possibilities for new scientific experiments to scientific reasons. “First of all, this is due to the inclination of its orbit. We will see almost 100 percent of Russia from the new station that we will launch into polar orbit. “There’s also a different kind of radiation situation that’s very important for deep space flights,” he said.
Source: Ferra
