It must have slowed down to almost nothing by whatever means, or it wouldn't have landed softly on a pillow, but obliterated the bedroom. Or the entire house. O

It must have slowed down to almost nothing by whatever means, or it wouldn't have landed softly on a pillow, but obliterated the bedroom. Or the entire house. Or the entire neighborhood. I'm gonna guess it's pretty low-density, and either entered the atmosphere at a very shallow angle, or is a chunk that fell off a larger piece somewhere close to the ground, and most of the energy was absorbed by the roof.