Open
ERS-EO ALPSTAR PHASE A/B1 STUDY FOR A BESPOKE SAR MISSION WITH OPTIONAL ELINT (ACTIVITY 3)
Open call · deadline 2026-09-04 (55 days left at last rebuild).
| Reference | AO-1-13594 |
|---|---|
| Source programme | esa |
| Type | tender |
| Segment | Open Competition |
| Status | open |
| Closing date | 2026-09-04 |
| Last updated | 2026-07-11 |
What this call is about
The ALPSTAR Phase A/B1 study for a bespoke X band SAR mission, with optional ELINT capability, aims to define a technically feasible, sovereign European space segment architecture aligned with emerging user needs and the ALPSTAR federated concept.
Is your startup eligible for this call? VIRA checks the full requirements against your profile in minutes — country, entity type, TRL, consortium rules — and drafts your application package with AI.
Check my eligibility free →Frequently asked
When is the deadline for AO-1-13594?
The listed closing date is 2026-09-04. Always verify on the official programme page — deadlines can shift.
How do I check if my startup is eligible?
Eligibility depends on country, entity type, team size and technology readiness (TRL). VIRA.space (Virtual Innovation Research Assistant) runs a free structured eligibility check against the full call requirements — this page shows only a teaser summary.
Where is the official call published?
The authoritative source is the issuing programme's portal: official call page. VIRA links every tracked tender back to its origin.
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