Hydrogen atoms naturally emit radio waves at a very specific frequency: 1420MHz known as the hydrogen line.
These ancient radio signals are almost impossible to detect from Earth, thanks to all our radio chatter.
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OHB Italia will figure out how to build the spacecraft.
RadioLuna isnt the only project Blue Skies Space is working on.
In October, the startup is set to launch its first satellite into orbit.

Scientists and academics will then be able to jump into the data for a small membership fee.
Europes spacetech strategy is onthe agendaforTNW Conference, which takes place on June 19-20 in Amsterdam.
Tickets for theeventarenow on sale.

Use the code TNWXMEDIA2025 at the check-out to get 30% off the price tag.
Story bySion Geschwindt
Sion is a freelance science and technology reporter, specialising in climate and energy.