Chandra X-Ray Observatory

Main Proposer Page

Call for Proposals, Cycle 17
The CXC is pleased to announce the release of the Cycle 17 Call for Proposals (CfP) inviting scientists to participate in the Chandra X-ray Observatory's science program. Last Updated 12/15/2014.


NuSTAR joint programs are available this Cycle. Joint Chandra/NuSTAR programs constrained to occur later than September 30, 2016 are contingent upon the outcome of the 2016 NASA Astrophysics Senior Review process.


Submit a Helpdesk request to have a hardcopy of the Call for Proposals mailed to you.

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The Chandra X-Ray Center (CXC) is operated for NASA by the Smithsonian Astrophysical Observatory. 60 Garden Street, Cambridge, MA 02138 USA.   Email: Smithsonian Institution, Copyright © 1998-2014. All rights reserved.