Quickstart a paper in AASTeX6.1 with this minimal cookiecutter template.
Once you have Cookiecutter installed, simply do
You will be asked to set directory name, tex file name, paper title, and authors, and you're good to go.
The following will be created:
├── Makefile ├── aasjournal.bst ├── aastex61.cls ├── figures/ └── [filename].tex