Globalstar Confirms Successful Launch of All 8 HIBLEO-4 Replacement Satellites

Rhea-AI Summary

Globalstar (NASDAQ: GSAT) announced the successful launch and deployment of all 8 HIBLEO-4 replacement satellites aboard a SpaceX Falcon 9 rocket, with each spacecraft reaching its intended low Earth orbit plane.

Globalstar has established communications and command with all satellites, initial health checks show expected performance, and the units are now in early orbit operations ahead of commissioning and integration into the operational constellation.

Positive

• All 8 HIBLEO-4 satellites launched and deployed to intended orbital planes aboard a SpaceX Falcon 9
• Command and control established with every new satellite, with initial health assessments performing as expected
• Planned commissioning phase including system testing and calibration before integration into the operational constellation

Negative

• None.

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Satellites launched aboard SpaceX Falcon 9 rocket reach orbital plane

COVINGTON, La., Aug. 16, 2026 (GLOBE NEWSWIRE) -- Globalstar (NASDAQ: GSAT), a next-generation telecommunications infrastructure and technology provider, today announced the successful launch and deployment of its latest satellites, marking another significant milestone in the continued expansion of the Company's low Earth orbit (LEO) satellite constellation.

Following a successful launch, all satellites were successfully dispensed from the launch vehicle and have reached their intended orbital planes. Globalstar's Satellite Operations Command Center team has established communications with each satellite, and all are currently under the Company's command and control. Initial health assessments indicate the satellites are performing as expected, and engineers are actively monitoring their status as they progress through early orbit operations.

"The successful launch and deployment of these satellites is an important milestone for Globalstar and our customers around the world," said Dr. Paul E. Jacobs, Globalstar CEO. "With all satellites safely in their intended orbital planes and under our command and control, we are pleased with the mission's progress and are now focused on completing early orbit operations for the satellites to provide additional resiliency across our network."

The newly launched satellites will undergo a series of commissioning activities, including comprehensive system testing and calibration, before being integrated into Globalstar's operational constellation. These activities are designed to verify satellite performance and ensure they meet the Company's rigorous operational standards prior to entering commercial service.

Additional updates on the commissioning process and the satellites' entry into operational service will be provided as key milestones are achieved.

About Globalstar, Inc.

Globalstar is a global telecommunications provider connecting what matters most. Through our industry-leading low Earth orbit (LEO) satellite constellation and licensed Band 53/n53 spectrum, we deliver reliable satellite and terrestrial connectivity solutions that empower customers worldwide to connect, transmit, and communicate smarter. 

Our comprehensive connectivity ecosystem includes software-defined, purpose-built private wireless network platform, coupled with Globalstar Band 53 in XCOM RAN™ and trusted GPS messengers Saved by SPOT™ for safety and personal communication for business and enterprise applications. 

Serving business, enterprise, and consumer markets across the globe, Globalstar supports applications that track and protect assets, enable automation, enhance operational efficiency, and safeguard lives. With unmatched reach and a relentless focus on innovation, and mission-critical performance, we're redefining what's possible for global connectivity. 

To learn more, visit www.globalstar.com. 

Media Contact:
Alisa Moloney
Alisa.Moloney@globalstar.com

A photo accompanying this announcement is available at:
https://www.globenewswire.com/NewsRoom/AttachmentNg/3b30ddab-95b1-450c-9b66-e035aac38b6c

FAQ

What did Globalstar (GSAT) announce about the HIBLEO-4 satellites on August 16, 2026?

Globalstar announced the successful launch and deployment of all 8 HIBLEO-4 replacement satellites. According to Globalstar, the satellites reached their intended low Earth orbit planes and are now in early orbit operations under the company’s command and control.

How many HIBLEO-4 replacement satellites did Globalstar (GSAT) launch and on which rocket?

Globalstar launched 8 HIBLEO-4 replacement satellites aboard a SpaceX Falcon 9 rocket. According to Globalstar, all satellites were successfully dispensed from the launch vehicle and have reached their intended orbital planes in low Earth orbit.

Are Globalstar’s newly launched HIBLEO-4 satellites fully operational yet?

The new HIBLEO-4 satellites are not yet fully operational; they are in early orbit operations. According to Globalstar, they will undergo commissioning, including system testing and calibration, before joining the company’s operational constellation for commercial service.

What is the current status of Globalstar’s 8 new HIBLEO-4 satellites?

All 8 new HIBLEO-4 satellites are under Globalstar’s command and control and performing as expected. According to Globalstar, initial health assessments are positive, and engineers are actively monitoring them through early orbit operations before full commissioning.

How will the new HIBLEO-4 satellites affect Globalstar’s low Earth orbit network?

The new HIBLEO-4 satellites are intended to add resiliency to Globalstar’s low Earth orbit network. According to Globalstar, once commissioning and testing are complete, the satellites will be integrated into the operational constellation to support global customer services.

What are the next steps for Globalstar’s newly launched satellites before commercial service?

The satellites will undergo commissioning, including comprehensive system testing and calibration, before entering commercial service. According to Globalstar, these steps verify performance and ensure each satellite meets the company’s operational standards prior to integration into the active constellation.