FAQs

Question: Is there a cost to obtain TetrUSS?
Answer:
TetrUSS is free of charge to US entities, citizens, and permanent residents.

Question: Is TetrUSS available outside the Unites States?
Answer:
TetrUSS is only available to US entities, citizens, and permanent residents. TetrUSS has been developed by the United States government and is subject to US export regulations and NASA policy. These regulations forbid our releasing the software outside the United States or inside the United States to non-US persons. There are no exceptions to this policy.

Question: Do you offer training for TetrUSS?
Answer:
NASA no longer offers training, but it is available from Vigyan in Hampton, Virginia at a reasonable cost. For more information, see Vigyan’s website.