CASTOR Mission Phase 0 - 2nd Posting

Solicitation number WS3030901839

Publication date

Closing date and time 2021/11/26 23:59 EST

Last amendment date


    Follow the tender notice in SAP Ariba:***This bid solicitation cancels and supersedes previous bid solicitation number WS3030901839 dated 2021/07/09 with a closing of 2021/09/09 at 2p.m. EDT. A debriefing or feedback session will be provided upon request to bidders/offerors/suppliers who bid on the previous solicitation.***AMENDMENT TO CLOSING TIME: Please disregard the Ariba Discovery posting response deadline closing time and Buyandsell posting closing time. All required supporting documentation and bid submission must be submitted before November 26, 2021, by 2 p.m. EST. All bids submitted after November 26, 2021, 2 p.m. EST will result in the bid being declared non-responsive. TITLE: CASTOR Mission Phase 0 Public Works and Government Services Canada (PWGSC), on behalf of the Canadian Space Agency (CSA) located in ST-Hubert (Quebec), is releasing this Request for Proposal (RFP) to acquire services to conduct work for the CASTOR Mission Phase 0.***CASTOR (Cosmological Advanced Survey Telescope for Optical and UV Research) is a 1-meter class space telescope concept on a small satellite platform that would make a unique contribution to astrophysics by providing a wide field, high-resolution imaging in the UV/optical spectral region, surpassing any ground-based optical telescope in image sharpness.

    Contract duration

    Refer to the description above for full details.

    Trade agreements

    • No trade agreements are applicable to this solicitation process

    Partner with another business

    The functionality to add your company name to the list of interested businesses is temporarily unavailable.

    This list does not replace or affect the tendering procedures for this procurement process. Businesses are still required to respond to bid solicitations, and to compete based on the set criteria. For more information please read the Terms of use.

    Contact information

    Contracting organization

    Public Works and Government Services Canada
    11 Laurier St, Phase III, Place du Portage
    Gatineau, Quebec, K1A 0S5
    Contracting authority
    Cristina Cimpan

    Buying organization(s)

    Canadian Space Agency
    6767 Route de l'Aéroport
    Saint-Hubert, Quebec, J3Y 8Y9
    Bidding details

    Details for this tender opportunity are provided in the Description tab.

    Please contact the contracting officer to get the full solicitation documentation, access information on how to bid, or if you have any questions regarding this tender opportunity.

    Note that there may be fees to access the documents or bid. These should be outlined in the Description tab.

    We recommend that you contact the contracting officer as soon as possible, as there may be deadlines for receiving questions.

    Eligibility and terms and conditions

    Government of Canada tender and awards notices, solicitation documents, and other attachments are fully accessible and available free of charge and without having to register on CanadaBuys.

    Information may be available on another source prior to being available on CanadaBuys. You may have received this information through a third-party distributor. The Government of Canada is not responsible for any tender notices and/or related documents and attachments not accessed directly from

    Government of Canada tender or award notices carry an OpenGovernment License - Canada that governs its use. Related solicitation documents and/or tender attachments are copyright protected. Please refer to our terms and conditions page for more information.

    Summary information

    Notice type
    Request for Proposal
    English, French
    Region(s) of delivery
    Procurement method
    Competitive – Open Bidding

    Support for small and medium businesses

    If you have questions about this tender opportunity, please contact the contracting officer, whose information is found in the Contact information tab. 

    Refer to our Support page if you need help or have questions about the government procurement process, including how to bid or how to register in SAP Ariba. You can also contact Procurement Assistance Canada, which has offices across Canada.


    Date modified: