The latest strikes on Kyiv began around midnight local time as air raid sirens sounded across the city, followed by the impact of around 20 Russian missiles.
The strikes cut power to thousands of properties, plunging parts of the Kyiv region into darkness.
A day of mourning for those killed overnight was declared on Friday.
At a local school in the Solomyanski disctrict, the windows were knocked out and its playing fields were left covered in debris.
A nearby storeroom was totally ruined, exposing the basement. The BBC was told it was a laundry and boiler house supplying heating to the surrounding apartment blocks.
Wednesday night’s attack was the kind Ukraine’s deputy intelligence chief told the BBC that Russia was planning ahead of the winter in order to make life difficult, even for those who haven not seen their homes destroyed.
Russia used 168 drones and 44 missiles in the attack, mainly targeting Kyiv, Ukraine’s air force said, adding that air defences shot down 146 drones and 39 cruise missiles.
Anastasiia Kovtun, 31, sat with her partner next to the ruins of her flat, which was part of a nine-storey building.
The primary school teacher said she felt like her “head was going to blow” when she heard the explosions in her area from the shelter.
“It’s so frightening to realise it’s your house, you never think you’re going to be next,” she told the BBC.
When asked if she would ever be able to live in her flat again, she said: “Even if were able to move back in, we wouldn’t want it after this. If we stayed in the flat for ten minutes more we might have been killed.”
