selected
Felix Baumgartner jumped from a helium balloon in the stratosphere to become the first person to break the sound barrier without vehicular power.
Related Wikipedia articles
Felix Baumgartner
Austrian daredevil (1969–2025)
Felix Baumgartner was an Austrian skydiver, extreme sportsman, and BASE jumper. He was widely known for jumping to Earth from a helium balloon in the stratosphere on 14 October 2012 and landing in New Mexico, United States, as part of the Red Bull Stratos project. By doing so,…Source: Wikipedia (CC BY-SA)
Red Bull Stratos
High altitude skydiving project
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) into the stratosphere over New Mexico, United States, in a helium balloon before free falling in a…Source: Wikipedia (CC BY-SA)
Stratosphere
Layer of the atmosphere above the troposphere
The stratosphere is the second-lowest layer of the atmosphere of Earth, located above the troposphere and below the mesosphere. The stratosphere is composed of stratified temperature zones, with the warmer layers of air located higher and the cooler layers lower. The increase of…Source: Wikipedia (CC BY-SA)