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  2. Explainer-What is helium and why is it used in rockets? - AOL

    www.aol.com/news/explainer-helium-why-used...

    Helium also has a very low boiling point (-268.9°C or -452°F), allowing it to remain a gas even in super-cold environments, an important feature because many rocket fuels are stored in that ...

  3. Boeing Starliner’s crew is now on the space station after ...

    www.aol.com/news/boeing-starliner-team-detects...

    Stich said the problems Starliner is facing is not unlike the first crewed flight of NASA’s Space Shuttle Program, or other test flights of spacecraft rated to take humans to space.

  4. Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.

  5. Helium shortage: Doctors are worried that running out of the ...

    www.aol.com/news/helium-shortage-doctors-worried...

    The world is running out of helium. Helium is the only element cold enough to keep MRI machines cool enough to function. Without it, doctors lose a valuable imaging tool.

  6. Rocketdyne J-2 - Wikipedia

    en.wikipedia.org/wiki/Rocketdyne_J-2

    The J-2, commonly known as Rocketdyne J-2, was a liquid-fuel cryogenic rocket engine used on NASA's Saturn IB and Saturn V launch vehicles. Built in the United States by Rocketdyne, the J-2 burned cryogenic liquid hydrogen (LH 2) and liquid oxygen (LOX) propellants, with each engine producing 1,033.1 kN (232,250 lb f) of thrust in vacuum.

  7. Rosetta (spacecraft) - Wikipedia

    en.wikipedia.org/wiki/Rosetta_(spacecraft)

    A live stream of the control centres was set up, as were multiple official and unofficial events around the world to follow Philae 's landing on 67P. [ 188 ] [ 189 ] On 23 September 2016, Vangelis released the studio album Rosetta in honour of the mission, [ 190 ] [ 191 ] which was used on 30 September in the "Rosetta's final hour" streaming ...

  8. Element 21 (company) - Wikipedia

    en.wikipedia.org/wiki/Element_21_(company)

    Element 21 is a golf and fishing equipment manufacturing company based in Toronto, Ontario, Canada. The company made headlines in 2006 when they paid the Russian Federal Space Agency to send a golf ball into space.

  9. SpaceX Polaris launch postponed after helium leak is detected

    www.aol.com/news/spacex-polaris-launch-postponed...

    However, SpaceX announced on X that a helium leak delayed the launch until Wednesday at the earliest. "Teams are taking a closer look at a ground-side helium leak on the Quick Disconnect umbilical ...

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