Sidus Space Advances its Fortis Next-Generation Command and Data Handling (C&DH) System

Sidus Space (NASDAQ: SIDU) announced advancements to its Fortis Command and Data Handling (C&DH) platform on April 23, 2026.

Rhea-AI Summary

Sidus Space (NASDAQ: SIDU) announced advancements to its Fortis Command and Data Handling (C&DH) platform on April 23, 2026. Fortis is a modular 3U OpenVPX system aligned with SOSA/MOSA standards and incorporates Microchip space‑grade components to reduce integration complexity and enable configurable, mission‑scalable architectures.

The platform integrates PolarFire FPGAs, space‑ and defense‑grade processors, precision timing, SBC and PNT modules, and draws operational insights from three Sidus LizzieSat missions to support resilient, high‑throughput edge processing across space, airborne, maritime, and terrestrial domains.

Argus Apr 23 session

-8.51% close to close Open Argus

Details

News Market Reaction – SIDU

On Apr 23, the day this news came out, SIDU closed 8.51% below the previous close.

Data tracked by StockTitan Argus for the Apr 23 session.

Key Figures

Fortis form factor: 3U OpenVPX LizzieSat missions: 3 missions

Fortis form factor

3U OpenVPX

Architecture of Fortis C&DH platform

LizzieSat missions

3 missions

Flight-proven insights feeding Fortis design

Historical Context

5 past events · Latest: Apr 21

5 events

1. Apr 21

   Offering closed

   24h Move

   +8.7%

   Closing of best-efforts equity offering and confirmation of gross proceeds.

2. Apr 19

   Offering priced

   24h Move

   -18.9%

   Pricing of $58.5M registered direct equity offering at a set unit price.

3. Apr 15

   Contract expansion

   24h Move

   -8.1%

   Expanded agreement to deliver an additional StarVault orbital data payload.

4. Apr 15

   Product launch

   24h Move

   -8.1%

   Launch of StarVault space-based data storage and added Sidus payload.

5. Apr 01

   Full-year earnings

   24h Move

   -9.5%

   Report of lower revenue, higher costs, and a wider 2025 net loss.

24h Move is the share-price change in the day after each event; other market factors may also have contributed.

Key Terms

openvpx, sensor open system architecture (sosa), modular open systems approach (mosa), polarfire fpgas, +2 more

6 terms

openvpx technical

"a modular 3U OpenVPX system designed to support rapid development"

OpenVPX is an industry standard that defines how high-performance, rugged computer modules and their connectors fit and talk to each other, so parts from different makers can plug together like standardized Lego pieces. For investors, mention of OpenVPX signals potential for broader customer adoption, easier system integration, lower switching costs and faster upgrades in markets such as defense, aerospace and industrial computing—factors that can affect sales, margins and competitive position.

sensor open system architecture (sosa) technical

"aligned with Sensor Open System Architecture (SOSA) and Modular Open Systems"

A Sensor Open System Architecture (SOSA) is a set of agreed design rules and interfaces that make different sensors and electronics plug-and-play, so parts from different makers can work together like standardized phone chargers. For investors, SOSA matters because it cuts integration and upgrade costs, reduces reliance on a single supplier, and speeds product development—factors that can lower risks and improve long-term returns for companies selling or buying sensor systems.

modular open systems approach (mosa) technical

"and Modular Open Systems Approach (MOSA) standards."

A modular open systems approach (MOSA) is a design strategy that breaks complex products into standardized, interchangeable parts with open interfaces so different suppliers can build or upgrade pieces without reworking the whole system. For investors, MOSA matters because it can lower long‑term costs, speed innovation, reduce reliance on a single vendor, and make it easier for companies to add new features or partners — similar to swapping phone accessories instead of replacing the whole phone.

polarfire fpgas technical

"The core Microchip solutions that are integrated into Fortis include PolarFire FPGAs"

PolarFire FPGAs are a family of programmable semiconductor chips used to build or customize digital circuits after manufacturing, combining lower power use with mid-range performance and built‑in security features. Think of them as configurable electronic Lego blocks that let device makers rapidly change functions without redesigning hardware; for investors, their adoption signals market demand for energy‑efficient, configurable chips in communications, industrial, and defense applications, affecting revenue and competitive positioning.

single-board computer (sbc) technical

"includes innovative Single-Board Computer (SBC) and Positioning, Navigation,"

A single-board computer (SBC) is a complete computer built on one circuit board that includes a processor, memory, storage interfaces and input/output connectors, often small enough to fit in the palm of your hand. Investors care because SBCs are the building blocks for products from smart devices to industrial controllers; rising demand or price changes can signal growth in internet-of-things, edge computing, and manufacturing markets and affect suppliers, margins and supply-chain risk.

positioning, navigation, and timing (pnt) technical

"Single-Board Computer (SBC) and Positioning, Navigation, and Timing (PNT) modules"

Positioning, navigation, and timing (PNT) is the set of services that tell devices where they are, how to get where they’re going, and what the exact time is—most commonly delivered by satellite systems like GPS. Investors care because many industries (transportation, finance, telecom, defense, and autonomous vehicles) depend on accurate location and time the way businesses depend on electricity; disruptions or upgrades to PNT can create risks, costs, or new market opportunities.

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Microchip collaboration enables accelerated, modular, and mission‑scalable OpenVPX architectures for space and defense applications

CAPE CANAVERAL, Fla., April 23, 2026 /PRNewswire/ -- Sidus Space, Inc. (NASDAQ: SIDU) ("Sidus" or the "Company"), an innovative space and defense technology company, today announced continued advancements to its Fortis Command and Data Handling (C&DH) platform, a modular 3U OpenVPX system designed to support rapid development, configuration flexibility, and long-term scalability across next-generation space and defense missions.

Supported by a strategic collaboration with Microchip Technology, a broadline supplier of semiconductors, Fortis leverages Microchip's space-grade, flight proven technologies to accelerate system development by reducing integration complexity and enabling faster transitions from design to mission ready architectures, with the flexibility to deploy commercial or radiation hardened components based on mission assurance requirements.

Fortis is a modular Command and Data Handling (C&DH) system built on a 3U OpenVPX architecture and aligned with Sensor Open System Architecture (SOSA) and Modular Open Systems Approach (MOSA) standards. Designed to support rapid development and long‑term scalability, Fortis integrates radiation‑tolerant processing, high‑speed data interfaces, and modular payload configuration to enable resilient mission operations across space, airborne, maritime, and terrestrial domains. The platform incorporates flight‑proven insights from three Sidus‑designed and operated LizzieSat satellite missions, informing system performance, data throughput requirements, and multi‑sensor integration.

"Fortis reflects our strategy to deliver scalable platforms that evolve with customer needs," said Carol Craig, Founder and CEO of Sidus Space. "This approach strengthens Sidus' position across commercial and government space and defense markets."

The core Microchip solutions that are integrated into Fortis include PolarFire FPGAs, space- and defense-grade processors, precision timing modules, and high‑reliability networking components, delivering predictable performance, power efficiency, and a robust security posture.

"By combining a broad space-qualified portfolio with scalable solutions, Microchip is helping make space commercialization and exploration more accessible," said Leon Gross, corporate vice president of Microchip's aerospace and defense business unit. "We congratulate Sidus Space on developing its advanced Fortis platform and are pleased they partnered with us to leverage our technologies for their innovative design."

The Fortis platform includes innovative Single-Board Computer (SBC) and Positioning, Navigation, and Timing (PNT) modules designed to deliver secure, high-throughput edge processing in contested and remote environments. These capabilities are core to the platform architecture and support long-term scalability under SOSA/MOSA standards.

About Sidus Space 

Sidus Space (NASDAQ: SIDU) is an innovative space and defense technology company offering flexible, cost-effective solutions, including satellite manufacturing and technology integration, AI-driven space-based data solutions, mission planning and management operations, AI/ML products and services, and space and defense hardware manufacturing. With its mission of Space Access Reimagined®, Sidus Space is committed to rapid innovation, adaptable and cost-effective solutions, and the optimization of space systems and data collection performance. With demonstrated space heritage, including manufacturing and operating its own satellite and sensor system, LizzieSat®, Sidus Space serves government, defense, intelligence, and commercial companies around the globe. Strategically headquartered on Florida's Space Coast, Sidus Space operates a 35,000-square-foot space manufacturing, assembly, integration, and testing facility and provides easy access to nearby launch facilities. For more information, visit: sidusspace.com.

Forward-Looking Statements 

Statements in this press release about future expectations, plans and prospects, as well as any other statements regarding matters that are not historical facts, may constitute 'forward-looking statements' within the meaning of The Private Securities Litigation Reform Act of 1995. These statements include, but are not limited to, statements relating to the expected trading commencement and closing dates. The words 'anticipate,' 'believe,' 'continue,' 'could,' 'estimate,' 'expect,' 'intend,' 'may,' 'plan,' 'potential,' 'predict,' 'project,' 'should,' 'target,' 'will,' 'would' and similar expressions are intended to identify forward-looking statements, although not all forward-looking statements contain these identifying words. Actual results may differ materially from those indicated by such forward-looking statements as a result of various important factors, including: the uncertainties related to market conditions and other factors described more fully in the section entitled 'Risk Factors' in Sidus Space's Annual Report on Form 10-K for the year ended December 31, 2025, and other periodic reports filed with the Securities and Exchange Commission. Any forward-looking statements contained in this press release speak only as of the date hereof, and Sidus Space, Inc. specifically disclaims any obligation to update any forward-looking statement, whether as a result of new information, future events or otherwise. 

Contacts: 

Investor Relations

investor-relations@sidusspace.com 

Media Inquiries

press@sidusspace.com 

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SOURCE Sidus Space, Inc.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What is Sidus Space announcing about the Fortis C&DH system (SIDU) on April 23, 2026?

Fortis is an updated modular 3U OpenVPX C&DH platform designed for mission scalability and integration flexibility. According to Sidus Space, it uses Microchip space‑grade components and leverages lessons from three LizzieSat missions to support high‑throughput, secure edge processing.

How does the Microchip collaboration affect Fortis performance and development timelines for SIDU?

Microchip components aim to reduce integration complexity and accelerate system development timelines. According to Sidus Space, Fortis integrates PolarFire FPGAs, space‑grade processors, timing modules, and networking components to streamline design‑to‑mission readiness.

Which standards and environments does the Fortis platform support for Sidus Space (SIDU)?

Fortis is aligned with SOSA and MOSA standards and built on a 3U OpenVPX architecture for modularity. According to Sidus Space, it supports space, airborne, maritime, and terrestrial missions with radiation‑tolerant processing and high‑speed interfaces.

What core modules are included in the Fortis platform announced by Sidus Space (SIDU)?

Fortis includes Single‑Board Computer (SBC) and Positioning, Navigation, and Timing (PNT) modules plus PolarFire FPGAs and precision timing. According to Sidus Space, these components provide secure, high‑throughput edge processing for contested and remote environments.