Write a sentence based on the provided input that captures the essence of what happened.
A group of researchers have discovered an astonishingly large diamond in the crater of an asteroid.
Astonishingly, the researchers found a massive diamond embedded in the asteroid's crater.
Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
Write a sentence based on the provided input that captures the essence of what happened.

### Response:
Astonishingly, the researchers found a massive diamond embedded in the asteroid's crater.