The satellites were expected to operate at 870 kilometers (540 miles) above Earth. Instead, many are orbiting between 300 and 400 kilometers (186 and 249 miles), while...

The second batch of Russian Rassvet satellites appears to have failed to reach their planned operational altitudes in space, marking another setback in Moscow’s efforts to rapidly…

None of the satellites in the second batch, launched on July 19, had reached the anticipated altitude of 550 kilometers.