Follow the tender notice in SAP Ariba: https://discovery.ariba.com/rfx/20589631 *** AMENDMENT TO RESPONSE DEADLINE CLOSING TIME: Please disregard the Ariba Discovery posting response deadline closing time. Offers must be submitted by October 15, 2024 at 2:00 p.m. EDT. Canada will not consider offers delivered after the offer submission closing date and time. *** TITLE: Request for Proposal (RFP) - High-altitude Aerosols, Water vapour and Clouds Satellite (HAWCsat) Phase 0 and Aerosol Limb Imager (ALI) Instrument Phase 0 *** DESCRIPTION: Canada is seeking offers from Offerors to provide services to the Canadian Space Agency for the Phase 0 of the High-altitude Aerosols, Water vapour and Clouds Satellite (HAWCsat) and Phase 0 of the Aerosol Limb Imager (ALI) instrument. The HAWC mission is a Canadian contribution to NASA’s Atmosphere Observing System (AOS). *** OFFEROR’S CONFERENCE: Canada will hold an Offeror’s conference on Microsoft Teams on August 27, 2024, beginning at 1:00 p.m EDT (link to be shared at a later date). Participation in this conference is optional.