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  2. Balloon release - Wikipedia

    en.wikipedia.org/wiki/Balloon_release

    A balloon race that took place in Bremen, Germany, in 2009. A balloon release is a ceremonial event in which a number of hydrogen- or helium-filled balloons are launched into the sky. Balloon releases can be done as a prayer ceremony, to create a photo opportunity, to raise awareness of a cause or campaign, or as a competitive long-distance race.

  3. Lawnchair Larry flight - Wikipedia

    en.wikipedia.org/wiki/Lawnchair_Larry_flight

    Like Walters, Couch had a BB gun on hand to shoot the balloons in order to initiate descent. After the flight, he developed a way to release helium from the balloons, allowing for a more controlled descent. [10] [23] During a second flight on July 5, 2008, Couch realized his goal of interstate travel when he landed safely in western Idaho. The ...

  4. Red Bull Stratos - Wikipedia

    en.wikipedia.org/wiki/Red_Bull_Stratos

    Red Bull Stratos was a high-altitude skydiving project involving Austrian skydiver Felix Baumgartner.On 14 October 2012, Baumgartner flew approximately 39 kilometres (24 mi) [1] [2] [3] into the stratosphere over New Mexico, United States, in a helium balloon before free falling in a pressure suit and then parachuting to Earth. [4]

  5. Hot air balloon - Wikipedia

    en.wikipedia.org/wiki/Hot_air_balloon

    The 1785 Rozière balloon, is the main type of hybrid balloon, named after its creator, Jean-François Pilâtre de Rozier. It has a separate cell for a lighter-than-air gas (typically helium), as well as a cone below for hot air (as is used in a hot air balloon) to heat the helium at night.

  6. High-altitude balloon - Wikipedia

    en.wikipedia.org/wiki/High-altitude_balloon

    High-altitude balloons or stratostats are usually uncrewed balloons typically filled with helium or hydrogen and released into the stratosphere, generally attaining between 18 and 37 km (11 and 23 mi; 59,000 and 121,000 ft) above sea level. In 2013, a balloon named BS 13-08 reached a record altitude of 53.7 km (33.4 mi; 176,000 ft). [1]

  7. Why balloons are now in public eye — and military crosshairs

    www.aol.com/news/why-balloons-now-public-eye...

    A look at why there are so many balloons up there — launched for purposes of war, weather, science, business or just goofing around; why they're getting attention now; and how the U.S. is likely ...

  8. Here's why meteorologists launch weather balloons every day

    www.aol.com/news/heres-why-meteorologists-launch...

    Synchronized weather balloon launches have helped meteorologists create forecasts over the past 150 years, and now the old tradition is going high tech. Sensors beam data back down to Earth every ...

  9. Lifting gas - Wikipedia

    en.wikipedia.org/wiki/Lifting_gas

    That is why such balloons seem almost empty at launch, as can be seen in the photo. A different approach for high altitude ballooning, especially used for long duration flights is the superpressure balloon. A superpressure balloon maintains a higher pressure inside the balloon than the external (ambient) pressure.