If you are logging in with a NASA Guest account, please select the Agency User ID button on the login page. The Agency User ID will be the email address you registered your Guest account with.
If you need to create a Guest account, please click the 'Create Guest Account' button below. For step by step instructions on creating the Guest account or logging in, please click the Need Help? button below.
If you need to create a Guest account, please click the 'Create Guest Account' button below. For step by step instructions on creating the Guest account or logging in, please click the Need Help? button below.
Log in below with your NASA Guest account or your NASA credentials.
Need Help creating your Guest account or logging in?
Need a Guest account password reset?
Click the Need Help? button above for instructions.
Need a Guest account password reset?
Click the Need Help? button above for instructions.
This is a U.S. Government system and is for authorized users only.
By accessing and using this information system, you acknowledge and consent to the following:
You are accessing a U.S. Government information system, which includes: (1) this computer; (2) this computer network; (3) all computers connected to this network; and (4) all devices and storage media attached to this network or to a computer on this network; and (5) cloud and remote information services. This information system is provided for U.S. Government-authorized use only. You have no reasonable expectation of privacy regarding any communication transmitted through or data stored on this information system. At any time, and for any lawful purpose, the U.S. Government may monitor, intercept, search and seize any communication or data transiting, stored on, or traveling to or from this information system. You are NOT authorized to process classified information on this information system. Unauthorized or improper use of this system may result in suspension or loss of access privileges, disciplinary action, and civil and/or criminal penalties.
Note that you will be logged off this system after 15 minutes of inactivity. This system will continuously autosave as you enter information into the system.
Paperwork Reduction Act Statement:
This information collection meets the requirements of 44 U.S.C 3507, as amended by section 2 of the Paperwork Reduction Act of 1995. You do not need to answer these questions unless we display a valid Office of Management and Budget control number. The OMB control number for this information collection is 2700-0193 and it expires on 7/31/2026. We estimate that it will take about 240 minutes to read the instructions, gather the facts, and answer the questions. You may send comments on our time estimate above to Peter.B.Tran@nasa.gov, NTTS Project Manager. Send only comments relating to our time estimate to this address.
