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Flying Magazine • Jack Daleo

Electric aviation’s downsizer: Switzerland’s H55 propulsion for hybrid-electric demonstrators and future models

Switzerland’s H55 propulsion system is positioned to power RTX’s hybrid-electric demonstrator using a “downsizer” approach—scaling propulsion capability for next-generation electric aircraft. The announcement also frames H55 as a platform intended for the Bristell B23 Energic and additional electric-aviation models.

2026-06-29T10:55:57.936061-07:00

Business Wire

Vertical Aerospace selects Astronics to supply low-voltage power distribution for Valo eVTOL

2026-06-29T04:43:03.747295-07:00

Flying Magazine

FAA to establish Oklahoma City hub for electric and hybrid aircraft research, training, and operational analysis

2026-06-26T10:13:19.860525-07:00

eVTOL Insights

Sora Aviation completes subscale S-1 VTOL flight-testing milestone

2026-06-25T00:08:09.565928-07:00

Hype Analysis

September 2024 eVTOL Industry Developments: A Comprehensive Report

October 1, 2024 - A summary of major events, strategic partnerships and technological advancements in the eVTOL market. Read More.

News Timeline

Flying Magazine

Electric aviation’s downsizer: Switzerland’s H55 propulsion for hybrid-electric demonstrators and future models Switzerland’s H55 propulsion system is positioned to power RTX’s hybrid-electric demonstrator using a “downsizer” approach—scaling propulsion capability for next-generation electric aircraft. The announcement also frames H55 as a platform intended for the Bristell B23 Energic and additional electric-aviation models.

2026-06-29T10:55:57.936061-07:00

Electric aviation’s downsizer: Switzerland’s H55 propulsion for hybrid-electric demonstrators and future models

Business Wire

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Vertical Aerospace selects Astronics to supply low-voltage power distribution for Valo eVTOL Vertical Aerospace has signed a long-term agreement with Astronics to provide the low-voltage (LV) power distribution system for its Valo eVTOL aircraft. The deal supports Vertical’s push toward certification for the electric vertical take-off and landing platform.

2026-06-29T04:43:03.747295-07:00

Vertical Aerospace selects Astronics to supply low-voltage power distribution for Valo eVTOL

Flying Magazine

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FAA to establish Oklahoma City hub for electric and hybrid aircraft research, training, and operational analysis The FAA is building a dedicated facility in Oklahoma City to serve as a hub for research, training, and operational analysis related to electric and hybrid aircraft—aimed at accelerating how the agency develops knowledge and procedures for emerging air-mobility operations.

2026-06-26T10:13:19.860525-07:00

FAA to establish Oklahoma City hub for electric and hybrid aircraft research, training, and operational analysis

eVTOL Insights

Skyfly to display Axe VCA at EAA AirVenture as FAA MOSAIC special airworthiness certification rules go live Skyfly says the FAA’s Modernization of Special Airworthiness Certification (MOSAIC) regulations will go live during EAA AirVenture in July. The company will use the event to highlight its Axe VCA aircraft as MOSAIC enters operational effect.

2026-06-26T02:55:48.832742-07:00

Skyfly to display Axe VCA at EAA AirVenture as FAA MOSAIC special airworthiness certification rules go live

eVTOL Insights

Sarla Aviation and Urban-Air Port to Build Infrastructure Foundations for Advanced Air Mobility in India

2026-06-26T01:41:14.769841-07:00

Sarla Aviation and Urban-Air P

AeroTime

Vertical Aerospace CEO: 2026 milestones position company for “road to market” Vertical Aerospace says 2026 is shaping up as a run of major development milestones, and its CEO is using that momentum to map a clear path toward market entry. The remarks frame progress as “on track,” linking programme execution to commercialization readiness.

2026-06-25T20:12:31.749295-07:00

Vertical Aerospace CEO: 2026 milestones position company for “road to market”

eVTOL Insights

BETA Technologies and Surf Air Mobility launch Hawaii electric aircraft demonstration with Hawaiian Airlines supporting evaluati BETA Technologies and Surf Air Mobility have partnered to begin an electric aircraft demonstration program in Hawaii, with Hawaiian Airlines participating to support evaluation activities as part of Alaska Air Group. The initiative expands BETA’s flight-demonstration footprint into a near-term airline operational setting.

2026-06-25T05:07:48.124251-07:00

BETA Technologies and Surf Air Mobility launch Hawaii electric aircraft demonstration with Hawaiian Airlines supporting evaluati

eVTOL Insights

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Sora Aviation completes subscale S-1 VTOL flight-testing milestone Sora Aviation has completed an extensive VTOL flight-testing program using its subscale S-1 demonstrator, reaching a major development milestone. The company’s reported completion of the test campaign is a further step in de-risking the vehicle design and preparing for the next phase of its VTOL development effort.

2026-06-25T00:08:09.565928-07:00

Sora Aviation completes subscale S-1 VTOL flight-testing milestone

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eVTOL News

Electric aviation’s downsizer: Switzerland’s H55 propulsion for hybrid-electric demonstrators and future models

Vertical Aerospace selects Astronics to supply low-voltage power distribution for Valo eVTOL

FAA to establish Oklahoma City hub for electric and hybrid aircraft research, training, and operational analysis

Sora Aviation completes subscale S-1 VTOL flight-testing milestone

Hype Analysis

September 2024 eVTOL Industry Developments: A Comprehensive Report

News Timeline