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  1. Supersonic speed - Wikipedia

    Supersonic speed is the speed of an object that exceeds the speed of sound (Mach 1). For objects traveling in dry air of a temperature of 20 °C (68 °F) at sea level, this speed is approximately 343.2 …

  2. Supersonic jets are making a comeback. Here’s what that means

    Feb 5, 2025 · Last week, American company Boom Supersonic flew faster than the speed of sound with its XB-1 supersonic demonstrator aircraft. It’s now the first piloted non-military aircraft to break …

  3. Supersonic Flight - NASA

    4 days ago · NASA is working with its partners to enable new choices for high-speed air travel, starting with commercial supersonic flight over land through the Quesst mission and the experimental X-59 …

  4. What Is Supersonic? From Mach Numbers to Sonic Booms

    5 days ago · Learn what supersonic speed really means, how sonic booms form, and where supersonic travel is headed today.

  5. Supersonic flight | Commercial Air Travel, Mach 1 & Mach 2 - Britannica

    Supersonic flight, passage through the air at speed greater than the local velocity of sound. The speed of sound (Mach 1) varies with atmospheric pressure and temperature: in air at a temperature of 15 …

  6. Boom Supersonic XB-1 jet breaks sound barrier on historic test flight ...

    Jan 28, 2025 · Boom Supersonic made history today (Jan. 28) when its XB-1 jet broke the sound barrier for the first time on a test flight over the American desert.

  7. Civilian jet breaks sound barrier during historic test flight over ...

    Mar 3, 2025 · It marks the first time an independently developed jet has broken the sound barrier, Boom Supersonic said, and the plane is the "first civil supersonic jet made in America."

  8. Independently funded jet's sound barrier mark revives talk of ...

    Jan 30, 2025 · The Concorde jet, which was grounded in 2003, was the only supersonic commercial airliner that ever flew, and had its maiden flight in 1969. At the time it was considered a technological …

  9. How NASA’s X-59 and startups plan supersonic jets without the boom

    Jun 11, 2025 · Today, we talk about supersonic flights, how they came to be, why they were discontinued, and who is leading the charge in an effort to revive commercial flights beyond the …

  10. Supersonic jets are making a comeback – but despite the hype, don’t ...

    Feb 3, 2025 · Late last week, American company Boom Supersonic flew faster than the speed of sound with its XB-1 supersonic demonstrator aircraft. It’s now the first piloted non-military aircraft to break...