# Navigation computer of the SS Probably Fine

Computes flight plans for the *SS Probably Fine*: route, distance,
travel time, and the amount of fuel required.

```console
$ python3 nav.py mars
```

Requires Python 3.9 or newer; no further dependencies.

All routes start at Earth. Getting back is your own problem.

## Contributing

Use Conventional Commits. Do not push broken code.
(Yes, Dr. Honk, this means you.)

## Maintenance

All maintenance is recorded in `maintenance.md`.

To list all known destinations, run `python3 nav.py --list`.