NASA Logo, National Aeronautics and Space Administration
NODIS Library

one Columns

Welcome to the NODIS LibraryHOME


DMS - Library - Help

Library - Directive History
N PD 8740 1 Need help?
Status: CURRENT
Subject: Notification and Communications Regarding Potential Near-Earth Object Threats
Responsible Office Code: DA
Effective Date: January 27, 2017
Expiration Date: January 27, 2022
Cancellation Date:  
Document Cancelling this Directive (if Cancelled):  
Documents Cancelled by this Directive:
Comments or Suggestions
(Note that we are looking for ways to improve the functionality of the NODIS library, so please limit all entries to suggestions or comments about the system, not requests).
Send questions or comments about NASA to Public Inquiries (not related to NODIS)
NASA Logo - nasa.gov