Space & Satellites
NASA Astronaut Jonny Kim Returns After 245 Days on ISS
NASA astronaut Jonny Kim and Roscosmos cosmonauts safely return after 245 days in orbit, completing extensive research onboard the ISS.

This article is based on an official press release from NASA.
NASA Astronaut Jonny Kim and Crew Return After 245 Days in Orbit
A multinational crew comprising a NASA astronaut and two Roscosmos cosmonauts has safely returned to Earth, concluding a mission spanning approximately eight months aboard the International Space Station (ISS). According to an official press release from NASA, the Soyuz MS-27 spacecraft carrying NASA astronaut Jonny Kim and Roscosmos cosmonauts Sergey Ryzhikov and Alexey Zubritsky landed in the remote steppe of Kazakhstan on December 9, 2025.
The landing occurred at 12:03 a.m. EST (10:03 a.m. local time), southeast of the town of Dzhezkazgan. The crew’s return marks the end of a 245-day research mission that contributed significantly to medical science and orbital maintenance. For Kim, a U.S. Navy SEAL and physician, this landing concludes his first journey into space, while mission commander Ryzhikov adds to his extensive time in orbit.
Following standard medical checks at the landing site, the crew was transported by Helicopters to Karaganda, Kazakhstan. From there, the team split up for their respective returns home, with Kim boarding a NASA plane bound for the Johnson Space Center in Houston.
Mission Statistics and Logistics
The Soyuz MS-27 spacecraft undocked from the ISS Prichal module on December 8 at 8:41 p.m. EST, initiating the descent process. NASA reports that during their 245 days in space, the crew completed 3,920 orbits of Earth and traveled nearly 104 million miles. The mission launched on April 8, 2025, and the crew members served as flight engineers for Expeditions 72 and 73.
This mission is particularly notable for its duration. While standard ISS rotations often last six months, this crew remained on station for approximately eight months. This extended duration provides valuable data regarding human physiological adaptation to microgravity, a critical factor for future deep-space exploration.
Scientific Research and Station Maintenance
During their time aboard the orbiting laboratory, the crew conducted hundreds of scientific experiments and technology demonstrations. NASA highlighted several key areas of research undertaken by Kim and his crewmates:
Biomedical and Robotics Research
Kim, leveraging his background as a doctor, participated in studies involving bioprinted tissues. Specifically, the crew investigated the behavior of bioprinted tissues containing blood vessels in microgravity. According to NASA, this research is vital for advancing space-based tissue production, which holds potential for treating patients on Earth and eventually printing organs for astronauts on long-duration missions.
In the field of AI, the crew conducted the “Surface Avatar” study. This experiment evaluated the remote control of multiple robots from the station, simulating how future astronauts might control robotic assistants on the surface of the Moon or Mars from an orbiting spacecraft.
Material Science and Repairs
The crew also researched the manufacturing of DNA-mimicking nanomaterials in space. These materials could improve drug delivery technologies and regenerative medicine applications. Beyond science, maintenance remained a priority; Kim performed critical repairs on the station’s Thermal Amine Scrubber, a life-support component essential for removing carbon dioxide from the cabin atmosphere.
Crew Profiles and Milestones
The returning crew represents a mix of veteran experience and rookie enthusiasm.
Jonny Kim (NASA): This was the first spaceflight for Kim, a dual-designated naval aviator and flight surgeon. Before joining NASA, he served as a U.S. Navy SEAL with Team 3, completing over 100 combat operations and earning a Silver Star and Bronze Star with Combat “V”. He later earned his Doctorate of Medicine from Harvard Medical School.
“8 months in space on the International Space Station has been one of the greatest privileges of my life.”
, Jonny Kim, via X (formerly Twitter)
Sergey Ryzhikov (Roscosmos): Serving as the mission commander, Ryzhikov is a veteran cosmonaut completing his third spaceflight. With this mission, he has logged a total of 603 days in space, placing him 13th on the all-time endurance list.
Alexey Zubritsky (Roscosmos): Like Kim, Zubritsky was a rookie completing his first spaceflight. He served as a flight engineer, supporting station maintenance and experiments within the Russian segment.
AirPro News Analysis
The successful return of the Soyuz MS-27 crew underscores the continued reliance on international cooperation for ISS operations, even as the station approaches its transition phase in the coming years. The mission coincided with the 25th anniversary of continuous human presence aboard the ISS, a milestone that highlights the facility’s longevity.
Furthermore, the profile of astronauts like Jonny Kim, who combines elite military tactical experience with high-level medical training, signals the evolving requirements for the “Artemis Generation.” As NASA prepares for crewed missions to the Moon and Mars, the ability to perform complex medical interventions and technical repairs autonomously will be paramount. The data gathered from Kim’s 245-day mission will likely directly inform the physiological protocols for these future deep-space endeavors.
With the departure of Soyuz MS-27, Expedition 74 has officially commenced aboard the station, commanded by NASA astronaut Mike Fincke.
Sources
Photo Credit: NASA
Space & Satellites
Eutelsat Orders 229 OneWeb Satellites From Airbus in 1B Deal
Eutelsat authorizes Airbus to build 229 more OneWeb LEO satellites for €1 billion, bridging the gap to the EU’s IRIS² network.

Eutelsat Group has authorized Airbus Defence and Space to manufacture 229 additional OneWeb Low Earth Orbit (LEO) satellites, a €1 billion ($1.16 billion) investment designed to bridge the operational gap before the European Union’s IRIS² secure communications network comes online.
Announced on September 10, 2026, at the International Space Summit in Paris, the Authorisation to Proceed (ATP) brings Eutelsat’s total order of next-generation OneWeb satellites from Airbus to 669. The agreement ensures service continuity for the constellation by progressively replacing first-generation units reaching the end of their design life.
Manufacturing and Payload Upgrades
The new batch of satellites will be manufactured at the Airbus facility in Toulouse, France. According to Eutelsat, the spacecraft will feature advanced digital channelisers to enhance onboard processing capabilities and will include the capacity to embark hosted payloads. These technical upgrades are intended to maintain network performance until the full commercial availability of the IRIS² network.
The OneWeb architecture currently consists of over 600 first-generation satellites operating at an altitude of 1,200 kilometers across 12 synchronized orbital planes.
“This new contract from Eutelsat highlights the maturity of our product, the excellence of our supply chain and their trust in our industrial know-how for high rate satellite manufacturing for large-scale LEO constellations,” said Alain Fauré, Head of Space Systems at Airbus Defence and Space. “This is also a further step for European sovereignty, for which Airbus and Eutelsat have been key partners for decades!”
Launch Timeline and Fleet Replenishment
The September 10 agreement follows a series of procurement expansions. Eutelsat initially awarded Airbus a contract for 100 next-generation satellites in December 2024, expanding the order by 340 units in January 2026. The latest addition of 229 satellites will enable Eutelsat to progressively replenish and expand the OneWeb constellation through 2034.
Deliveries from the initial 440-satellite order are expected to begin in the fourth quarter of 2026. To support the constellation’s renewal, Eutelsat also announced on September 10, 2026, that it selected Arianespace to conduct two dedicated launches in 2027 and 2028 using the Ariane 64 rocket.
Eutelsat Chief Executive Officer Jean-François Fallacher described the order as a critical step for the company’s LEO strategy.
“With the first satellites from the 440 due for delivery and launch soon, our replenishment programme is moving forward,” Fallacher said. “The planned addition of 229 more satellites will further strengthen OneWeb, while IRIS² will bring significant new capacity and capabilities. Together, they give us a powerful roadmap to serve our customers, grow our LEO business and reinforce our role at the heart of Europe’s sovereign connectivity future.”
Bridging the Gap to IRIS²
The OneWeb replenishment strategy is closely tied to broader European space initiatives. On the same day as the satellite order, Airbus Defence and Space confirmed it signed an initial contract to design and build the first layer of satellites for Europe’s sovereign IRIS² constellation on behalf of Eutelsat. The 229 new OneWeb units will serve as a transitional capacity bridge until the European Union fully deploys the IRIS² system.
AirPro News analysis
We view the concurrent announcements of the OneWeb expansion, the Arianespace launch contracts, and the IRIS² development as a consolidated push to secure European autonomy in low Earth orbit. By anchoring both the commercial OneWeb replenishment and the state-backed IRIS² program with Airbus, Eutelsat is streamlining its supply-chain while reinforcing the European aerospace industrial base. The selection of the Ariane 64 for upcoming launches further demonstrates a strategic pivot away from foreign launch providers, aligning commercial satellite operations with the European Union’s broader geopolitical objectives for sovereign connectivity.
Sources: Airbus
Photo Credit: Airbus
Space & Satellites
Spaceport Nova Scotia Statement of Work Deadline Extended
Maritime Launch Services and Isar Aerospace extend their Spaceport Nova Scotia deadline to Sept. 15, 2026 for the US$112.5M launch deal.

Maritime Launch Services Inc. and Isar Aerospace have extended the deadline to finalize the statement of work for their dedicated launch complex at Spaceport Nova Scotia by 14 days, moving the target date to September 15, 2026. The extension allows additional time for detailed planning of the Canadian site, which is slated to host the first orbital Launches of Isar Aerospace’s Spectrum launch vehicle in 2028.
In a press release issued on September 1, 2026, Maritime Launch Services confirmed the two companies agreed to the brief extension to maintain momentum on the project. The original facilities usage agreement, announced on July 7, 2026, aims to establish sovereign orbital launch capability from Canada and expand the European launch provider’s operations into North-America.
Finalizing the Spaceport Nova Scotia agreement
The July 2026 agreement outlined a 10-year Partnerships to develop a dedicated launch pad for the Spectrum launch vehicle. The deal remains conditional upon finalizing specific programmatic milestones and a detailed statement of work, which prompted the current deadline extension.
Both companies emphasized that the delay reflects the complexity of the planning rather than a setback in the partnership.
“Our teams are working through the detailed planning required to advance this important program. The additional 14 days will allow us to complete that work and maintain the strong momentum we have established together,” stated Stephen Matier, President and Chief Executive Officer of Maritime Launch Services.
Alexandre Dalloneau, Vice President of Mission and Launch Operations at Isar Aerospace, noted that the intensive work between the teams requires the extra time to finalize remaining details before execution of the program begins.
Financial commitments and operational timeline
The partnership represents a significant financial commitment for the development of Spaceport Nova Scotia. According to reporting by European Spaceflight, the July 2026 agreement includes a fixed-payment schedule totaling US$112.5 million over the 10-year period. Under these terms, Isar Aerospace will pay US$3.75 million per quarter following a 30-month fee waiver period, with separate per-launch fees applied once operations commence.
The current planning phase is critical for meeting the targeted 2028 timeframe for the first orbital launches. The Spectrum vehicle is designed to serve the growing small and medium satellite market, and the Canadian launch site will provide Isar Aerospace with access to high-inclination and polar orbits.
AirPro News analysis
We view this 14-day extension as a standard administrative adjustment rather than a signal of underlying friction. Establishing a new orbital launch complex involves complex regulatory, technical, and logistical frameworks, particularly when coordinating between a European launch provider and a Canadian spaceport operator. The US$112.5 million financial structure provides a strong incentive for both parties to finalize the statement of work. Meeting the September 15, 2026 deadline will be the next indicator of the program’s health as the companies work toward the 2028 launch target.
Sources: Maritime Launch Services Inc.
Photo Credit: Maritime Launch Services Inc.
Space & Satellites
Firefly Aerospace Signs Two Alpha Launches from Esrange Sweden
Firefly Aerospace and SSC Space agree to two Alpha rocket missions from Esrange Space Center, targeting launch no earlier than 2028.

Firefly Aerospace and SSC Space have signed a multi-launch agreement to conduct two Alpha rocket missions from the Esrange Space Center in Kiruna, Sweden, establishing a new orbital launch capability directly from mainland Europe.
Announced in a press release on September 9, 2026, the contracts targets initial launches no earlier than 2028. The partnership utilizes Firefly Aerospace’s “launch as a franchise” model, allowing SSC Space to secure full payload capacity for allocation to its government and commercial customers.
Strategic Implications for European Space Access
The agreement is designed to serve Sweden’s national security requirements and commercial rideshare customers while providing launch site diversification for NATO allies. By operating from northern Sweden, the partnership aims to create a resilient and responsive space mission architecture for European and allied defense networks.
Charlotta Sund, CEO and Group President of SSC Space, stated that adding an orbital launch capability to mainland Europe strengthens the continent’s competitiveness in the commercial space arena. She noted the agreement contributes to greater resilience and strategic autonomy within the defense domain.
Firefly Aerospace CEO Jason Kim indicated the contract validates European demand for localized orbital launch capabilities.
“These first two missions are just the start of a long-term, multi-launch partnership with SSC Space that will provide assured access to space for years to come with our proven Alpha rocket,” Kim said in the release.
Infrastructure and Regulatory Foundations
The September 9, 2026, agreement follows the completion of critical project milestones announced on June 30, 2026. These earlier milestones included the establishment of transatlantic regulatory frameworks and a formal agreement with the Swedish Defense Materiel Administration.
Operations at the Esrange Space Center will be governed by the U.S.-Sweden Technology Safeguards Agreement (TSA). This bilateral framework provides the legal and non-proliferation structure required for United States commercial launch vehicles to operate on European soil.
Launches will take place from Launch Complex 3C at the Swedish facility. Key infrastructure at the site has already been completed, including the launch control center, payload processing facility, launch vehicle integration building, tracking and control systems, and security facilities. Final construction on the launch pad itself is currently underway.
AirPro News analysis
The activation of Esrange Space Center for orbital launches represents a material shift in European space logistics. Historically, European institutional payloads have relied heavily on the Guiana Space Centre in South America or external commercial providers launching from the United States. By bringing Firefly Aerospace’s Alpha rocket to mainland Europe, we see a direct response to the growing demand for sovereign, responsive space access among NATO members. The “launch as a franchise” model also mitigates commercial risk for Firefly by transferring payload allocation and customer management responsibilities to SSC Space, ensuring the launch provider can focus strictly on vehicle operations and integration.
Sources: Firefly Aerospace via GlobeNewswire
Photo Credit: Firefly Aerospace
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