Integrating a payload onto a stratospheric balloon

Did you know?

Fact number 1

The volume of the largest open stratospheric balloons used by Centre National d'Etudes Spatiales (CNES) can be up to 1,200,000 m3.

Fact number 2

The height of a deployed balloon, including the flight chain, is about 300 m, about half as tall as the CN Tower.

Fact number 3

The envelope alone can be as high as a 35-floor building, or the height of the tower of Montreal's Olympic Stadium; and its diameter is equivalent to the size of 2 hockey rinks or 2 Airbus A-340s.

Fact number 4

The area of the envelope, if deployed flat, is equivalent to approximately 8 soccer fields.

Fact number 5

For more information on other types of balloons, visit the following website: (French only).

Registration Form

Proposal Information
Flight (select at least one of the following options)
Preferred Launch Site Latitude (select at least one of the following options)
Type of flight requested (select at least one of the following options)

Secondary (piggy-back) payloads should be < 50 kg

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