MOSCOW, April 24. /TASS/. The International Space Station’s orbit has been raised by 2.1 kilometers, the Russian state space corporation Roscosmos said. "Today, at 3:08 a.m. Moscow time (00:08 a.m. GMT), engines of the Progress MS-30 cargo spaceship, which is docked to the International Space Station, were switched on for 639.7 seconds and generated an 1.22 m/s impulse. As a result, the station’s average orbit altitude was raised by 2.1 kilometers, to 419 kilometers above Earth surface," it said.