Also Read: The Pentagon is adopting Palantir\u2019s AI as a core military system, and the decision marks a turning point in how the United States prepares for future wars<\/a><\/h4>\n<\/div>\n<\/div><\/div>\n<\/div>\n\n\n\nRocket Lab says it uses the same carbon composite structure and 3D printed Rutherford engines, can carry up to about 700 kilograms (1500 lbs.), and can release payloads at about 80 kilometers (50 miles) altitude and up from Launch Complex 2 at NASA\u2019s Wallops Flight Facility<\/a>.<\/p>\n\n\n\nWhy hypersonic testing is accelerating<\/h2>\n\n\n\n
MACH TB was designed to fix a testing bottleneck by using modular hardware and multiple commercial launch providers instead of relying only on scarce traditional missile test assets<\/a>. <\/p>\n\n\n\nIn 2022, Leidos owned Dynetics said NSWC Crane awarded it the MACH TB contract to expand hypersonic flight testing and to build an experimental glide body that can be used across Navy, Army, Air Force, and Missile Defense Agency efforts.<\/p>\n\n\n\n
The Defense Innovation Unit is pushing in the same direction with its HyCAT effort. <\/p>\n\n\n\n
In an official<\/a> update on a February 27, 2026 mission called \u201cCassowary Vex,\u201d DIU said the Department is advancing 70 hypersonic programs and needs low-cost, high-cadence testing, and it described a successful HASTE launch that supported sustained, maneuverable air breathing cruise above Mach 5.<\/p>\n\n\n\n![\"A](\"https:\/\/okdiario.com\/techy\/en\/wp-content\/uploads\/2026\/04\/pentagon-rocket-lab-190-million-hypersonic-test-flights-1.jpg\" "\\"\\"")
Rocket Lab’s HASTE suborbital rocket was designed for rapid, repeatable flight testing, securing a massive new $190 million contract with the Pentagon.<\/figcaption><\/figure>\n\n\n\nSpeed has an atmospheric footprint<\/h2>\n\n\n\n
So what does a Mach 5 test flight have to do with ecology? A lot, because rocket plumes<\/a> cut through the stratosphere, the same band of air where most ozone sits and where particles can remain aloft for years. <\/p>\n\n\n\nThe Aerospace Corporation has warned that soot and alumina particles from rockets can contribute to ozone loss, even if it estimates today\u2019s global depletion from rocket engine particle emissions is under about 0.1%.<\/p>\n\n\n\n
\n\n\nAlso Read: Bill Gates\u2019 nuclear bet just cleared a U.S. construction permit, and the real shock is how this Wyoming reactor could power the AI boom<\/a><\/h4>\n<\/div>\n<\/div><\/div>\n<\/div>\n\n\n\nThe worry is what happens when \u201ctoday\u201d becomes \u201cevery day.\u201d A 2025 open access paper in npj Climate and Atmospheric Science modeled growth scenarios and found near global ozone depletion of about 0.17% to 0.29% by 2030, with Antarctic springtime ozone down as much as 3.9% in its higher growth case. <\/p>\n\n\n\n
The authors also noted current licensing rates suggest even their conservative scenario may be exceeded before 2030.<\/p>\n\n\n\n
NASA\u2019s own researchers point to a bigger data gap that sits behind all these numbers. A 2024 NASA<\/a> technical memorandum notes that launch and reentry mass fluxes have recently been doubling about every three years and could grow by at least an order of magnitude by 2040, while warning that very little is known about some future propellants and that emissions impacts are still hard to assess with confidence.<\/p>\n\n\n\nThe business case and the ESG catch-up<\/h2>\n\n\n\n
For Rocket Lab, this contract is a clear commercial win in a defense market<\/a> that wants speed and reliability. The company says the MACH TB 2.0 block buy comes as it sold 28 new launches in the first quarter of 2026, nearly matching the number it sold in all of 2025.<\/p>\n\n\n\nBut environmental accounting is still catching up to launch cadence. <\/p>\n\n\n\n
\n\n\nAlso Read: The U.S. changes the draft rules in December, and millions of eligible men could be added automatically without signing up for anything<\/a><\/h4>\n<\/div>\n<\/div><\/div>\n<\/div>\n\n\n\nAn open access 2024 paper in Scientific Data produced a global 3D inventory of pollution and CO2 from launches and reentries in 2020 to 2022, and it found megaconstellation missions<\/a> already made up roughly 37% to 41% of black carbon, carbon monoxide, and CO2 emissions by 2022 while noting space related CO2 is far smaller than most industries.<\/p>\n\n\n\nCleaner tech is not a free pass<\/h2>\n\n\n\n
Hypersonic testing is also becoming a proving ground for cleaner propulsion ideas, at least on paper. DIU says its Cassowary Vex mission carried Hypersonix\u2019s DART AE scramjet demonstrator, and Hypersonix says its hydrogen fueled SPARTAN scramjet<\/a> produces water vapor exhaust and no CO2 during flight.<\/p>\n\n\n\nStill, \u201cno CO2\u201d at the scramjet does not mean \u201cno impact\u201d in the upper atmosphere, and the booster that puts a vehicle into hypersonic conditions still burns a lot of propellant on the way up. <\/p>\n\n\n\n
The press release was published on Rocket Lab<\/em><\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"The U.S. Department of Defense is paying Rocket Lab $190 million for a block buy of 20 hypersonic test launches … <\/p>\n
Why hypersonic testing is accelerating<\/h2>\n\n\n\n
MACH TB was designed to fix a testing bottleneck by using modular hardware and multiple commercial launch providers instead of relying only on scarce traditional missile test assets<\/a>. <\/p>\n\n\n\n In 2022, Leidos owned Dynetics said NSWC Crane awarded it the MACH TB contract to expand hypersonic flight testing and to build an experimental glide body that can be used across Navy, Army, Air Force, and Missile Defense Agency efforts.<\/p>\n\n\n\n The Defense Innovation Unit is pushing in the same direction with its HyCAT effort. <\/p>\n\n\n\n In an official<\/a> update on a February 27, 2026 mission called \u201cCassowary Vex,\u201d DIU said the Department is advancing 70 hypersonic programs and needs low-cost, high-cadence testing, and it described a successful HASTE launch that supported sustained, maneuverable air breathing cruise above Mach 5.<\/p>\n\n\n\n So what does a Mach 5 test flight have to do with ecology? A lot, because rocket plumes<\/a> cut through the stratosphere, the same band of air where most ozone sits and where particles can remain aloft for years. <\/p>\n\n\n\n The Aerospace Corporation has warned that soot and alumina particles from rockets can contribute to ozone loss, even if it estimates today\u2019s global depletion from rocket engine particle emissions is under about 0.1%.<\/p>\n\n\n\n The worry is what happens when \u201ctoday\u201d becomes \u201cevery day.\u201d A 2025 open access paper in npj Climate and Atmospheric Science modeled growth scenarios and found near global ozone depletion of about 0.17% to 0.29% by 2030, with Antarctic springtime ozone down as much as 3.9% in its higher growth case. <\/p>\n\n\n\n The authors also noted current licensing rates suggest even their conservative scenario may be exceeded before 2030.<\/p>\n\n\n\n NASA\u2019s own researchers point to a bigger data gap that sits behind all these numbers. A 2024 NASA<\/a> technical memorandum notes that launch and reentry mass fluxes have recently been doubling about every three years and could grow by at least an order of magnitude by 2040, while warning that very little is known about some future propellants and that emissions impacts are still hard to assess with confidence.<\/p>\n\n\n\n For Rocket Lab, this contract is a clear commercial win in a defense market<\/a> that wants speed and reliability. The company says the MACH TB 2.0 block buy comes as it sold 28 new launches in the first quarter of 2026, nearly matching the number it sold in all of 2025.<\/p>\n\n\n\n But environmental accounting is still catching up to launch cadence. <\/p>\n\n\n\n An open access 2024 paper in Scientific Data produced a global 3D inventory of pollution and CO2 from launches and reentries in 2020 to 2022, and it found megaconstellation missions<\/a> already made up roughly 37% to 41% of black carbon, carbon monoxide, and CO2 emissions by 2022 while noting space related CO2 is far smaller than most industries.<\/p>\n\n\n\n Hypersonic testing is also becoming a proving ground for cleaner propulsion ideas, at least on paper. DIU says its Cassowary Vex mission carried Hypersonix\u2019s DART AE scramjet demonstrator, and Hypersonix says its hydrogen fueled SPARTAN scramjet<\/a> produces water vapor exhaust and no CO2 during flight.<\/p>\n\n\n\n Still, \u201cno CO2\u201d at the scramjet does not mean \u201cno impact\u201d in the upper atmosphere, and the booster that puts a vehicle into hypersonic conditions still burns a lot of propellant on the way up. <\/p>\n\n\n\n The press release was published on Rocket Lab<\/em><\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":" The U.S. Department of Defense is paying Rocket Lab $190 million for a block buy of 20 hypersonic test launches … <\/p>\nSpeed has an atmospheric footprint<\/h2>\n\n\n\n
Also Read: Bill Gates\u2019 nuclear bet just cleared a U.S. construction permit, and the real shock is how this Wyoming reactor could power the AI boom<\/a><\/h4>\n<\/div>\n<\/div><\/div>\n<\/div>\n\n\n\n
The business case and the ESG catch-up<\/h2>\n\n\n\n
Also Read: The U.S. changes the draft rules in December, and millions of eligible men could be added automatically without signing up for anything<\/a><\/h4>\n<\/div>\n<\/div><\/div>\n<\/div>\n\n\n\n
Cleaner tech is not a free pass<\/h2>\n\n\n\n