Questions tagged [esa]

Questions related to structure, operations, missions, and facilities of the European Space Agency, an intergovernmental organization of 20 European states and Canada.

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Why is the RTEMS Real-Time Operating System often used in European space industry?

I was wondering recently about RTEMS. Why is this Real-Time Operating System (RTOS) widely use in the European space industry among other suitable alternatives like freeRTOS or VxWorks? Is this RTOS ...
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How does European jurisdiction in the ISS works?

This answer notes that participant nations have jurisdiction over their modules. So in a US module, you are in US jurisdiction, etc. Which means that in an European module, you are in European ...
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Is there an European Space Agency's innovative advanced concept program?

I would like to know if there's an equivalent to NASA's NIAC at ESA. If that's the case, I would like to know if I can read some of these concept studies and what stages of approval they need.
4
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Is this digitally created ESA image of a Mars landscape incorrect to what the human eye would see?

This ESA image below of Noctis Labyrithus was created with data obtained from the High-Resolution Stereo Camera (HRSC), onboard ESA’s Mars Express, seems to depict a time near either sunrise or sunset....
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Does naming cargo space craft indicate intentions?

ESA committed to launching 5 ATV vehicles. All 5 were named. JAXA has committed to a limited number of HTV launches. And all have been named. Orbital has contracted for 8 launches, and seems to be ...
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What terminology is used to describe spacecraft in stationkeeping?

Forgive any inaccurate wording of this question. If a Soyuz craft which had been docked at the Zvezda module backed away from the ISS and remained at stationkeeping, would NASA, Roscosmos, or the ESA ...
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Space exploration career opportunities for Europeans?

My goal is to establish a career in space exploration. What opportunities are there in Europe and how can I best prepare? I am willing to do all it takes to maximise my chances of working in this ...