This is a $2,816,991.76 grant awarded by the National Aeronautics and Space Administration (NASA) to the California Institute of Technology (Caltech) to support the NuSTAR (Nuclear Spectroscopic Telescope Array) Legacy Survey Program. The grant will fund research activities associated with the NuSTAR Legacy Survey, including support for key researchers, management and leadership of the NuSTAR science team, publication of research results, public outreach, and travel for the NuSTAR team. The grant is not associated with a set-aside program and has an ultimate completion date of September 30, 2022. Caltech is a leading private research university with significant experience supporting NASA and Department of Defense research and engineering initiatives through prime contracts and subcontracts, as well as federal grant funding.