Policy & Regulation News

Leeham News • Bjorn Fehrm

Low-Emission Propulsion Struggles Slow Path to Net-Zero Air Transport by 2050

As airlines and OEMs pledge net-zero carbon emissions by 2050, breakthroughs in low-emission propulsion—including hydrogen power, electric and SAF uptake—have yet to deliver a scalable path, with technological, regulatory and infrastructure hurdles hampering the pace of decarbonization across global air transport.

2025-06-06T00:06:56.769014-07:00

CNBC

Musk retreats on Dragon decommission threat after spat with Trump

2025-06-05T13:30:00.315979-07:00

Ars Technica

Trump Cancels Key SpaceX Contracts, Threatening U.S. Space Program

2025-06-05T13:10:30.983925-07:00

Politico

White House Withdraws Jared Isaacman’s NASA Nomination, Citing America First Alignment

2025-05-31T12:18:00.705047-07:00

Policy & Regulation News Timeline

Via Satellite

Nova Scotia Grants C$10.5M Tax Credit to Seed Spaceport Development Nova Scotia’s government will award Maritime Launch Services a C$10.5 million Capital Investment Tax Credit to advance Spaceport Nova Scotia, bolstering infrastructure for small-satellite and hypersonic launches from Canada’s Atlantic coast.

2025-06-06T05:59:34.795431-07:00

Nova Scotia Grants C$10.5M Tax Credit to Seed Spaceport Development

Leeham News

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Low-Emission Propulsion Struggles Slow Path to Net-Zero Air Transport by 2050 As airlines and OEMs pledge net-zero carbon emissions by 2050, breakthroughs in low-emission propulsion—including hydrogen power, electric and SAF uptake—have yet to deliver a scalable path, with technological, regulatory and infrastructure hurdles hampering the pace of decarbonization across global air transport.

2025-06-06T00:06:56.769014-07:00

Low-Emission Propulsion Struggles Slow Path to Net-Zero Air Transport by 2050

Reuters

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Senators Unveil FAA Safety Overhaul Bill After Fatal Reagan National Midair Collision Seven Democratic senators introduced legislation to overhaul FAA safety regulations in the wake of the fatal midair collision near Reagan National Airport that killed 67, aiming to strengthen air traffic control protocols, update training standards and improve incident reporting frameworks.

2025-06-05T14:42:04.271177-07:00

Senators Unveil FAA Safety Overhaul Bill After Fatal Reagan National Midair Collision

SpaceNews.com

Senators Unveil Bipartisan Bill to Strengthen US-Indo-Pacific Space Partnerships A bipartisan group of US Senators introduced legislation aimed at deepening space collaboration with key Indo-Pacific partners, including shared technology development, joint missions and enhanced data sharing, reflecting growing strategic emphasis on countering regional threats and solidifying alliances in the space domain.

2025-06-05T14:06:13.315599-07:00

Senators Unveil Bipartisan Bill to Strengthen US-Indo-Pacific Space Partnerships

CNBC

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Musk retreats on Dragon decommission threat after spat with Trump Elon Musk has quietly dropped his warning to pull SpaceX’s Dragon spacecraft from NASA and Pentagon programs, easing a standoff with President Trump that had put critical ISS cargo and crew missions and some $22 billion in contracts at risk.

2025-06-05T13:30:00.315979-07:00

Musk retreats on Dragon decommission threat after spat with Trump

Ars Technica

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Trump Cancels Key SpaceX Contracts, Threatening U.S. Space Program President Trump has ordered the cancellation of multiple SpaceX contracts awarded under the previous administration, a move that industry insiders warn could disrupt NASA’s commercial partnerships and stall critical missions, including lunar landers and resupply flights. Critics say the decision undermines U.S. competitiveness and contractor confidence.

2025-06-05T13:10:30.983925-07:00

Trump Cancels Key SpaceX Contracts, Threatening U.S. Space Program

Wall Street Journal

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Senate Republicans Move to Shield $10B for Artemis and ISS Amid NASA Cuts Senate GOP leaders are discussing directing roughly $10 billion to preserve funding for NASA’s Artemis lunar program and the International Space Station. The initiative is a direct response to White House budget proposals targeting deep reductions in NASA’s flagship human exploration missions.

2025-06-05T11:59:38.943807-07:00

Senate Republicans Move to Shield $10B for Artemis and ISS Amid NASA Cuts

Breaking Defense

DoD CIO says CMMC certification essential to secure F-35 data The DoD’s acting CIO Katie Arrington said the Pentagon’s new CMMC framework will provide assurance that defense contractors have the necessary cybersecurity posture to protect sensitive program data — including critical information on the F-35. Arrington told Breaking Defense that certification is vital to ‘trust, verify’ defense supply chain cyber readiness.

2025-06-05T09:26:24.294099-07:00

DoD CIO says CMMC certification essential to secure F-35 data

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