Pupils from Cockermouth School in Cumbria are aiming to be the first school pupils in Cumbria to send a recording device into space.
The 12 students were set the challenge by west Cumbrian engineering firm REACT.
The science enthusiasts have constructed a special balloon, fit for space, with the help from trained professionals, scientists and engineers from west Cumbrian firms.
They are taking advantagde of the break in the winter weather and plan on launching the weather balloon this morning.
The balloon is due to record video as it ascends into space and during its descent back to earth.
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Cloudy with outbreaks of rain, heaviest in west
Emma Jesson brings you Sunday night's forecast
The Met Office have issued a yellow "Be Aware" warning of heavy rain for the region which is valid from 3pm Sunday until 3pm Monday