The github.com/nasa organizational account is intended to publicly host NASA code that has been SRA-approved (Software Release Authority) for open source.
If you are looking for information & instructions on NASA's Public GitHub Organization, Please check out INSTRUCTIONS.md
Please reach out to us at nasa-data@lists.arc.nasa.gov if you have any questions not covered in the instructions above.
Please note that active development has shifted away from the website and into the markdown file https://github.com/nasa/instructions/blob/master/docs/INSTRUCTIONS.md