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19FortyFive: A place where experts analyze defense, national security, foreign policy, and politics. We welcome all viewpoints and ideas.
- 448articles · 30d
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- Aug 14, 2026earliest in window
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News
The Lockheed SR-71 Blackbird Came Back From Every Mission 3 to 4 Inches Longer Than It Took Off. At Mach 3.2 the Titanium Skin Ran Around 620 Degrees Fahrenheit, So Lockheed Built the Panels Loose on Purpose and the Fuel Tanks Leaked on the Ramp Until Heat Swelled the Joints Shut.
1+ hour, 9+ min ago (791+ words) A SR-71 Blackbird sitting cold looked badly made — gapped skin, razor edges, fuel pooling underneath. It only fit together properly at 600 degrees and three times the speed of sound....
The Mach 3 US Air Force SR-71 Blackbird Ran on a Fuel So Stable You Could Put Out a Match in It. Then They Had to Invent a Way to Light It.
22+ hour, 37+ min ago (1397+ words) The SR-71 Blackbird JP-7's real work was not burning. It was absorbing about 700 kilowatts of heat off the airframe and arriving at the burners already at 600 degrees Fahrenheit....
Russia Built a Titanium Hulled 'Golden Fish' Nuclear Submarine That Could Hit 44 Knots That Had 2 Reactors. The Goal Was to Hunt US Navy Aircraft Carriers
23+ hour, 46+ min ago (396+ words) At full speed the fastest submarine ever built, the K-222 (also known as the Papa-class or Project 661) was so loud it announced itself. The thing it relied on to escape pursuit was the thing that told pursuers where it was....
How US Navy Nuclear Submarines Stay Underwater for Months Without Surfacing
2+ day, 13+ hour ago (476+ words) A nuclear submarine makes its own air and its own drinking water. The only two things that force it back to the surface are the food it can carry and the people aboard....
The US Air Force Retired the F-117 Nighthawk in 2008 and Never Stopped Flying It. The Service Now Says the Aircraft Will Stay in the Air Until 2034 — 26 Years After Its Own Retirement.
2+ day, 19+ hour ago (598+ words) The F-117 Nighthawk was retired in 2008. It is still flying, and the Air Force says it will keep flying until 2034 — longer in retirement than most aircraft serve....
The Dassault Rafale Fighter Costs About $16,500 an Hour to Fly and an F-35A Costs About $42,000. The Rafale Is Not Stealthy, and It Is Selling Better Than It Ever Has.
3+ day, 14+ hour ago (657+ words) A Rafale costs roughly $16,500 per flight hour against about $42,000 for an F-35A. Dassault's answer to stealth is not to hide — it is to out-network what it cannot outrun....
Russia's Kilo-Class 'Black Hole' Stealth Submarines Were Sold in Batches to Both China and Iran
5+ day, 21+ hour ago (125+ words) H I Sutton's assessment is that the Kilo-class 'black hole' submarines earned their reputation against extraordinarily noisy predecessors, and that without air-independent propulsion it is no quieter than modern Western conventional boats....
The M1 Abrams SEPv3 Is the Best Tank on Earth Tanks to Countless Upgrades. But the Abrams Getting Too Heavy and Reached Its Limits
1+ week, 1+ day ago (510+ words) The M1 Abrams SEPv3 is the best tank on Earth at the moment. However, the Abrams is out of room to add any more upgrades and the M1E3 is here....
A Russian MiG-25 Foxbat Could Hit Could Hit Mach 2.83 and Broke the Record at 123,523 Feet in the Sky
1+ week, 5+ day ago (499+ words) On August 31st, 1977, a Soviet MiG-25 Foxbat made aviation history after it climbed to a record-breaking absolute altitude of 123,523 feet. The record still stands...
80,000 Feet and We Have 'Cracks': The SR-71 Blackbird Could Hit Mach 3 and Fly to the Edge of Space but the Titanium Skin That Made That All Possible Faced 1,000 Degree Temps
2+ week, 1+ day ago (717+ words) Titanium parts welded in summer failed within weeks on the SR-71 Blackbird. Parts welded in winter were fine. The only variable that matched the failures was the calendar....