Highly advanced weapons, especially those with supersonic capabilities are a major part of Moscow's war effort, Ukraine might have successfully destroyed a plane of this variety.
Ukraine rarely admits to being behind drone attacks inside Russian territory, but such strikes have increased significantly in recent months.
At least two people were injured on Monday when parts of a Ukrainian drone destroyed by Russian air defenses fell on a house in the Moscow region, the regional governor said.
Russia said Ukrainian drones had struck three separate regions on Sunday, injuring five people and forcing two of Moscow's airports to briefly divert flights.
A video published by Russian media outlets showed thick smoke rising next to skyscrapers in the capital.
Engineers are trying to build their version of the Iranian drone on a larger scale and at a higher quality, and are also seeking to add capabilities so that they could launch a "swarm attack."
Russia loses yet another fighter jet during a training exercise, as Ukraine strikes the Kerch bridge yet again.
The Kremlin believes that the poisoning was caused by cyanide pills and pesticides that were placed near the food plates.
A video posted on social media showed the top of a building ablaze and smoke billowing upwards. Suspilne said the half the college building was destroyed.