```json
{
  "TragedyDegree": 4,
  "ComedyDegree": 3
}
```

The story has light tragic elements primarily revolving around the past suffering of Dr. Hartman's brother and the ethical uncertainties regarding the use of cosmic compounds, but it doesn't delve deeply into profound tragic events. Hence, it scores a 4 for Tragedy Degree. There are few comedic or light-hearted elements, but it does have an ultimately hopeful and positive outcome, leading to a score of 3 for Comedy Degree.
