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October 29, 2021 | International, Aerospace

Raytheon CEO: Air Force may not be able to afford new F-35 engine

The proposed adaptive engine for the F-35A is intended to deliver better fuel efficiency and thrust by using a third stream of air.

https://www.defensenews.com/air/2021/10/26/raytheon-ceo-air-force-may-not-be-able-to-afford-new-f-35-engine/

On the same subject

  • NATO gives industry aim points for next-gen rotorcraft - Vertical Mag

    May 14, 2021 | International, Aerospace

    NATO gives industry aim points for next-gen rotorcraft - Vertical Mag

    NATO has published an unclassified list of required and desired attributes for its Next Gen Rotorcraft Capability (NGRC).

  • With mounting questions about cost and survivability, a shifting political landscape for US aircraft carriers

    August 7, 2019 | International, Naval

    With mounting questions about cost and survivability, a shifting political landscape for US aircraft carriers

    By: David B. Larter and Joe Gould WASHINGTON — The new chief of naval operations, Adm. Michael Gilday, was confirmed quickly by the Senate last week, but lawmakers made clear that the cost and growing vulnerability of aircraft carriers to ever-faster and evasive missiles will be among the issues he's expected to tackle when he officially takes the reins. The Navy's main force projection tool, the carrier, became a punching bag for several lawmakers at Gilday's confirmation hearing, as they alternately raised the threat posed by Chinese and Russian hypersonic missiles and berated the Navy's future top admiral for the significant delays and cost overruns associated with the new carrier Gerald R. Ford. At one point during the July 31 hearing, the Senate Armed Services Committee Chairman Jim Inhofe, R-Okla., told Gilday the Navy's arrogance on the carrier “ought to be criminal.” Later on, longtime friend of the Navy Sen. Angus King, I-Maine, warned that hypersonic missiles were a “nightmare weapon” that threatened to make carriers obsolete. And while the lawmakers differed on the future of aircraft carriers and their long-term viability, the hearing left no doubt that Gilday, a career surface warfare officer, has his work cut out for him in proving he can guide the service toward a more stable future for the Navy's most expensive and strategically invaluable assets. To be clear, Inhofe does not oppose carriers, and he has publicly reminded multiple Trump administration officials of the Navy's legal requirement to maintain 11 of them. Inhofe was in the bipartisan chorus of lawmakers who opposed Pentagon plans to cut costs by decommissioning the aircraft carrier Harry S. Truman before the administration scuttledthose plans this year. When it comes to the Ford program, Inhofe plans to keep the Navy on a short leash and pressed Gilday to commit that he would work to prevent the kind of widespread “first-in-class” issues that have plagued the Ford. It's an issue with some urgency behind it, as the Navy prepares to tackle the new Columbia-class ballistic missile submarine for nuclear deterrent patrols, as well as a next-generation frigate, new classes of unmanned warships and a new large surface combatant. “The Navy entered into this contract in 2008, which, combined with other contracts, have ballooned the cost of the ship more than $13 billion without understanding the technical risks, the costs or the schedules, and you know this ought to be criminal,” Inhofe said. The Navy had taken a gamble integrating immature dual-band radar, catapult, arresting gear and weapons elevators, and Inhofe expressed displeasure with the result. Tackling the first-in-class issue will be a priority, Gilday said. “I commit to that and complete transparency as well as taking what we learn from the Ford and ensuring that we don't commit those same mistakes again in the Columbia class and other ships that we need to field in the next few years,” Gilday told Inhofe. ‘Sitting ducks' As for rising threats to the carrier, King believes hypersonic missiles are an existential threat to the Navy and urged Gilday to take the issue head on. “Every aircraft carrier that we own can disappear in a coordinated attack,” King said. “And it is a matter of minutes. Murmansk, [Russia], to the Norwegian Sea is 12 minutes at 6,000 miles an hour. “So I hope you will take back a sense of urgency to the Navy and to the research capacity and to the private sector that this has to be an urgent priority because otherwise we are creating a vulnerability that could in itself lead to instability.” In an interview with Defense News, King said the speed at which the Russians and Chinese are fielding the capability worries him. “My concern is that we are a number of years away from having that capacity, and our adversaries are within a year of deployment,” he said. “And that creates a dangerous gap, in my view. This represents a qualitative gap in offensive warfare that history tells we better figure out how to deal with, or it will mitigate our ... advantage.” King, who represents the state where half the Navy's destroyers are produced, also said he's concerned about the long-term viability of aircraft carriers in a world with hypersonic missiles. “I think it does raise a question of the role of the aircraft carrier if we cannot figure a way to counter this capability,” he said. “I don't want indefensible, $12 billion sitting ducks out there. I'm not prepared to say the carrier is obsolete, but I say that this weapon undermines the viability of the carrier.” Inhofe, in response to another senator's questions about carrier obsolescence, said he disagrees carriers are becoming obsolete, but that he's concerned about the cost. But the threats to the carrier are mounting, experts say. With the advent of ground-launched hypersonic missiles, it's a matter of time before air-launched hypersonic missiles present a nearly insurmountable threat, barring a significant development to counter them. “I think what King's comments reflect is that he sees the vulnerability of the aircraft carrier only getting worse,” said Bryan Clark, a retired submarine officer and analyst with the Center for Strategic and Budgetary Assessments. “Specifically, maybe not so much these kind of boost-glide weapons, but its more about cruise missiles that are hypersonic — air-launched perhaps. “Then you are talking about something that is relatively inexpensive and could be delivered in large numbers, and that would be a bigger deal because missile defenses are not necessarily built for hypersonic weapons. “So we'll have to find a way to deal with this new challenge, or we'll have to rethink how we do things.” https://www.defensenews.com/naval/2019/08/06/with-mounting-questions-about-cost-and-survivability-a-shifting-political-landscape-for-us-aircraft-carriers/

  • No more Army adviser brigades or amphib ships? This proposed report could radically change how the services fight

    June 14, 2018 | International, Land

    No more Army adviser brigades or amphib ships? This proposed report could radically change how the services fight

    A Senate committee is asking for a report that could radically alter the “roles and missions” of the services — especially the Army and Marine Corps. Senate bill 2987 calls for the services to put together this report by February. However, the bill is still in draft form and would require House agreement to become law. The proposal for the report suggests the Marine Corps could take over all counterinsurgency missions from the Army, thereby eliminating the newly established and deployed Security Force Assistance Brigades. The bill's authors instead want the Army to beef up its presence in the “great power competition” against Russia and China by increasing the size and strength of its vehicle fleet. The service would also use more drones and fewer manned aircraft to support ground units in the multi-domain fight. The Senate Armed Services Committee's request also calls for the services to conduct or provide the following: An assessment whether the joint force would benefit from having one service dedicated primarily to low-intensity missions, thereby enabling the others to focus more exclusively on advanced peer competitors. A detailed description of, and accompanying justification for, the total amount of forces required to perform the security force assistance mission and the planned geographic employment of such forces. A re-validation of the Army plan to construct six Security Force Assistance Brigades, and an assessment of the impact, if any, of such plan on the capability of the Army to perform its primary roles under the National Defense Strategy. An assessment whether the security force assistance mission would be better performed by the Marine Corps, and an assessment of the end strength and force composition changes, if any, required for the Marine Corps to assume such a mission. The analysis isn't limited to ground forces either. The SASC wants an assessment of the feasibility of current plans and investments by the Navy and Marine Corps to operate and defend their sea bases in contested environments. One assessment may strike deeply into current Marine Corps and Navy projects — amphibious connectors and the ships that carry them. SASC is asking the Pentagon to conduct the following: An assessment whether amphibious forced entry operations against advanced peer competitors should remain an enduring mission for the joint force considering the stressing operational nature and significant resource requirements of such missions. An assessment whether a transition from large-deck amphibious ships to small aircraft carriers would result in a more lethal and survivable Marine Corps sea base that could accommodate larger numbers of more diverse strike aircraft. An assessment of the manner in which an acceleration of development and fielding of longer-range, unmanned, carrier-suitable strike aircraft could better meet operational requirements and alter the requirement for shorter range, manned tactical fighter aircraft. Special operations forces would join the Army's shift back to fighting big militaries, getting out of the counterinsurgency business as well, according to the Senate proposal. Senators are seeking: A detailed assessment whether the joint special operations enterprise is currently performing too many missions worldwide, and whether any such missions could be performed adequately and more economically by conventional units. A detailed assessment whether the global allocation of special operations forces, and especially the most capable units, is aligned to the pacing threats and priority missions of the National Defense Strategy. A detailed description of the changes required to align the joint special operations enterprise more effectively with the National Defense Strategy. Additional reviews include the space mission, requirements for the KC-46 tanker aircraft, and logistics in contested environments. If approved, the Senate Armed Services Committee wants the report by Feb. 1. https://www.militarytimes.com/news/your-military/2018/06/13/no-more-army-adviser-brigades-or-amphib-ships-this-proposed-report-could-radically-change-how-the-services-fight/

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