Defense

Open Cosmos received Ka-band spectrum rights through Liechtenstein as the European space tech company prepares to deploy an LEO broadband satellite system.

The need to refresh and bolster air forces in Southeast Asia outpaces the urgency for action.

Astro Mechanica’s hybrid-electric powerplant operates as a turbofan, turbojet and ramjet.

Upcoming European Defense Fund-backed projects will validate hypersonic glide vehicle data while narrowing Europe’s options for a future interceptor.

Startup sees space-based radar as cheaper than aircraft-based AWACs.

25 Years Ago in Aviation Week The cover of Aviation Week & Space Technology’s Feb. 19, 2001, issue featured an artist’s concept of Northrop Grumman's Pegasus X-47A unmanned combat air vehicle (UCAV) flying over the U.S. Navy's test facility at China Lake, California.

A recent series of ground tests validated a rotation detonation ramjet linked to a supersonic inlet for the first time.

The Department of Defense will invest $150 million to produce gallium in Louisiana.

The Defense Department has unveiled a new strategy meant to hasten the adoption of new artificial intelligence technologies.

Luminary Cloud, a U.S. startup applying artificial intelligence to physics-based engineering simulation, has expanded its range of design models.

President Donald Trump’s new attack on defense industry shareholder awards and executive pay will be problematic for the entire sector.

Blended wing body (BWB) startup JetZero says development of its full-size demo will accelerate following a successful Series B financing round.

Startup Array Labs is attempting to develop formation-flying radar satellites to study the feasibility of conducting “persistent, wide-area” airborne moving target indication missions from space.

Sierra Nevada Company has used its own funding to buy another Bombardier Global 6500 for the U.S. Army’s future ME-11B surveillance aircraft fleet.

Israel’s Defense Ministry says it signed $6.91 billion in orders for U.S. equipment in 2025.

NATO has contracted Turkish defense electronics firm Havelsan to deliver software that will manage part of the alliance's command-and-control and communications architecture.

The United Arab Emirates' defense company Edge Group plans to build loitering munitions in Spain as part of a production partnership with local supplier Indra.

The U.S. military plans to spend $1 billion to take an ownership stake in a future L3Harris Technologies spin-off focused on solid rocket motor production for tactical missiles.

Analyst Byron Callan joins Aviation Week editors to discuss U.S. President Donald Trump’s attack on contractor profits and his plan to boost defense spending by 50%.

Airbus has named Matthieu Louvot to be the new CEO of its helicopter division, replacing Bruno Even, who is stepping down after eight years at the helm.

Australia agreed with Luxembourg-based satellite communications provider SES to extend the life of the IS-22 satellite’s UHF satcom services for military use.

South Korea’s Finance Ministry instructed DAPA to revise the mass-production schedule and budget allocation for the KF-21.

Wars in Iran and Ukraine have convinced Singapore that airpower is no longer business as usual.

Lockheed Martin is developing two concepts for greatly extending the range of the Sikorsky MH-60R/S Seahawk to offer to the U.S. Navy.

X-Bow Systems on Jan. 12 announced it has completed preliminary design review of its new Mk-72 and Mk-104 solid rocket motors.