How far could balloons go, can they escape into outer space, what happens to them when they reach their topmost point, and what are the scientific reasons for such an inquiry? -
![White Helium Balloon Over Sky With Empty Space For Advertising Stock Photo - Download Image Now - iStock White Helium Balloon Over Sky With Empty Space For Advertising Stock Photo - Download Image Now - iStock](https://media.istockphoto.com/id/1279817239/photo/white-helium-balloon-over-sky-with-empty-space-for-advertising.jpg?s=612x612&w=is&k=20&c=NyaWFq9N_KFIDsvA91fya4btN4CKsu6pOcHd1KQ4sws=)
White Helium Balloon Over Sky With Empty Space For Advertising Stock Photo - Download Image Now - iStock
![Three colorful birthday helium balloons floating in the sky. Vertical frame with copy space at the top Stock Photo - Alamy Three colorful birthday helium balloons floating in the sky. Vertical frame with copy space at the top Stock Photo - Alamy](https://c8.alamy.com/comp/2GMT880/three-colorful-birthday-helium-balloons-floating-in-the-sky-vertical-frame-with-copy-space-at-the-top-2GMT880.jpg)