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NASA Spaceflight • Eleanor Day

SpaceX scrubs Falcon Heavy, delaying ViaSat-3 F3; launch week refocuses on Atlas V and a moved Ariane 6/“Ariane 64” Amazon Leo l

SpaceX scrubbed a Falcon Heavy launch due to unfavorable weather, postponing the ViaSat-3 F3 mission, with a revised target date expected soon. Meanwhile, up to six launches are planned in Florida, California and French Guiana, including Falcon Heavy’s first flight since October 2024 and an Ariane 6/“Ariane 64” shift to launch two days later with 32 Amazon Leo satellites.

2026-04-27T13:34:36.097316-07:00

emirates.com

Emirates returns first Starlink-equipped Airbus A380 to Dubai after UK installation, certifies three-antenna retrofit

2026-04-27T02:35:12.504805-07:00

Satellite Evolution

Gatehouse Satcom and Rohde & Schwarz formalize 5G NTN validation and testing partnership for GEO/LEO

2026-04-27T02:24:15.239229-07:00

Space.com

ULA Atlas V launches 29 Amazon Leo (Leo 6) satellites on Cape Canaveral mission

2026-04-27T08:04:50.804813-07:00

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NASA Spaceflight

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SpaceX scrubs Falcon Heavy, delaying ViaSat-3 F3; launch week refocuses on Atlas V and a moved Ariane 6/“Ariane 64” Amazon Leo l SpaceX scrubbed a Falcon Heavy launch due to unfavorable weather, postponing the ViaSat-3 F3 mission, with a revised target date expected soon. Meanwhile, up to six launches are planned in Florida, California and French Guiana, including Falcon Heavy’s first flight since October 2024 and an Ariane 6/“Ariane 64” shift to launch two days later with 32 Amazon Leo satellites.

2026-04-27T13:34:36.097316-07:00

SpaceX scrubs Falcon Heavy, delaying ViaSat-3 F3; launch week refocuses on Atlas V and a moved Ariane 6/“Ariane 64” Amazon Leo l

Space.com

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ULA Atlas V launches 29 Amazon Leo (Leo 6) satellites on Cape Canaveral mission United Launch Alliance deployed 29 Amazon Leo satellites on its Atlas V mission (Leo 6), marking the constellation’s sixth launch for Amazon via ULA. Liftoff occurred from Space Launch Complex-41 at Cape Canaveral, reinforcing Amazon Leo’s push to build in-orbit capacity for broadband service.

2026-04-27T08:04:50.804813-07:00

ULA Atlas V launches 29 Amazon Leo (Leo 6) satellites on Cape Canaveral mission

AeroTime

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Dassault selects Arkadia Space to supply “RCS” propulsion for reusable VORTEX-D spaceplane demonstrator Dassault Aviation has chosen Spain’s Arkadia Space to provide the VORTEX-D demonstrator’s propulsion system. The selected RCS architecture is based on Arkadia’s ARIEL 250 N thrusters, using hydrogen peroxide as a “green” propellant aimed at improving safety and efficiency for orbital missions.

2026-04-27T07:20:32.597847-07:00

Dassault selects Arkadia Space to supply “RCS” propulsion for reusable VORTEX-D spaceplane demonstrator

Payload

Meta to secure up to 1 GW of space-based solar power from Overview Energy’s power-beaming satellites Meta has agreed to secure up to 1 gigawatt of power capacity through Overview Energy’s planned solar power-beaming satellite system. The deal links a major technology user to the next step in space-based solar power commercialization: generating power in orbit and transmitting it for terrestrial use.

2026-04-27T04:35:25.451500-07:00

Meta to secure up to 1 GW of space-based solar power from Overview Energy’s power-beaming satellites

Bloomberg

HawkEye 360 launches IPO roadshow targeting up to a $2.4B valuation and ~$384M–$424M raised Satellite-based signals intelligence and RF geolocation provider HawkEye 360 has started its Nasdaq IPO roadshow, seeking to list on the Nasdaq Global Select Market. The company targets an offering valuation of up to $2.42 billion and plans to raise between roughly $384 million and $424.2 million (about $416 million in one filing figure).

2026-04-27T04:34:59.881313-07:00

HawkEye 360 launches IPO roadshow targeting up to a $2.4B valuation and ~$384M–$424M raised

emirates.com

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Emirates returns first Starlink-equipped Airbus A380 to Dubai after UK installation, certifies three-antenna retrofit Emirates’ first Airbus A380 retrofitted with SpaceX Starlink inflight Wi‑Fi has returned to Dubai after installation and certification work in Newquay, UK. The aircraft now features three Starlink ESAs—an upgrade that materially boosts capacity beyond older systems delivering under 1 Mbps—before it is expected to re-enter service.

2026-04-27T02:35:12.504805-07:00

Emirates returns first Starlink-equipped Airbus A380 to Dubai after UK installation, certifies three-antenna retrofit

Satellite Evolution

Gatehouse Satcom and Rohde & Schwarz formalize 5G NTN validation and testing partnership for GEO/LEO Gatehouse Satcom has formalized a collaboration with Rohde & Schwarz to strengthen 5G Non-Terrestrial Network (NTN) validation and testing. The effort combines Gatehouse software expertise with Rohde & Schwarz electronic test and measurement capabilities to address increasing complexity in standardised satellite connectivity validation for both GEO and LEO NTN deployments.

2026-04-27T02:24:15.239229-07:00

Gatehouse Satcom and Rohde & Schwarz formalize 5G NTN validation and testing partnership for GEO/LEO

European Spaceflight

ESA reveals ~€51.65M launch bill for Sentinel-1C on Vega C return-to-flight ESA contract disclosures show the agency paid €51.65 million to place the Sentinel-1C Earth-observation satellite into orbit aboard a Vega C rocket, highlighting the cost and procurement specifics behind Europe’s Earth-imaging mission cadence and launch-service requalification efforts.

2026-04-26T23:20:36.846526-07:00

ESA reveals ~€51.65M launch bill for Sentinel-1C on Vega C return-to-flight

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Satellite News

SpaceX scrubs Falcon Heavy, delaying ViaSat-3 F3; launch week refocuses on Atlas V and a moved Ariane 6/“Ariane 64” Amazon Leo l

Emirates returns first Starlink-equipped Airbus A380 to Dubai after UK installation, certifies three-antenna retrofit

Gatehouse Satcom and Rohde & Schwarz formalize 5G NTN validation and testing partnership for GEO/LEO

ULA Atlas V launches 29 Amazon Leo (Leo 6) satellites on Cape Canaveral mission

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