Articles in this section consist of the science policies, submission processes, and roadmaps released in the previous opportunities associated with past HST Calls for Proposals. These articles are provided for reference, as many of these opportunities are now closed. Refer to the HST Proposal Opportunities and Science Policies for the latest information on presently available opportunities.

This area archives recently past proposal opportunities. For the current Call for Proposals, see Hubble Space Telescope Call for Proposals for Cycle 32.

Past Calls for Proposals and Supporting Documents

Archive of Handbooks, Calls for Proposals, and Primers

Past Online Documentation:

HST Proposal Opportunities and Science Policies for Cycle 30

HST Proposal Opportunities and Science Policies for Cycle 29

HST Proposal Opportunities and Science Policies for Cycle 28