Often passionate about astronomy, he is an academic specialized in electronics, optics, chemistry, biology, computer science, etc. Astrobiologists, for example, can assess whether life is possible on some very cold planets or how to grow vegetables in the lunar soil or on Mars.

Biochemists will be able to tell you if some molecules are strong enough to resist the ultraviolet rays of a blue star or why the red stain of Jupiter in this orange color.

Master opticians build telescope mirrors or invent wide-field eyepieces by attempting to correct any defects that light may cause by reflecting or refracting in the glass.
Specialized electronics engineers can build radio telescopes, repair broken engines or modify electronic cameras to make them more sensitive, and so on.

Finally, computer scientists can create programs to control telescopes or monitor the trajectory of artificial satellites. Some will manage computers and image databases.

Engineers and technicians are essential to the progress of astronomy. If the theorist can invent a theory or if the astronomer can discover a star in the sky, if both want to study it closely or analyze its light, listen to the sounds it emits or go on the spot explore its surface, they need the experience and the know-how of the engineer or the technician to build the measuring devices or the spacecraft that will take them to the star they want to study. They are indispensable for making calculations, to know the resistance of materials for example or the duration of a phenomenon, in short simply to carry out scientific projects.

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Astronomy