Comment: Looks like some type of impact...

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In post: B00M!

Looks like some type of impact...

that happened to occur over a cavern. An impact explains the crater-type shape with mounded, newly unearthed material surrounding it.

Whatever it was, the object should be much more intact than what it would have been had it struck solid ground. It could still likely be nearly obliterated, however.

It will be interesting to see ground level photography in addition to measuring the radius of the debris field.

The resolution of the video and image extracted are rather poor.