Glossary S

Deutsch: Solarer Antrieb / Español: Propulsión solar / Português: Propulsão solar / Français: Propulsion solaire / Italiano: Propulsione solare

Solar propulsion in the space industry refers to propulsion systems that utilise solar energy to generate thrust or power spacecraft. This can involve direct conversion of solar radiation into kinetic energy through solar sails or indirect use by converting solar energy into electricity to power electric propulsion systems. Solar propulsion is a sustainable and efficient method for deep space missions and long-duration operations, relying on the abundant energy of the sun.

Deutsch: Solarspektrum / Español: Espectro solar / Português: Espectro solar / Français: Spectre solaire / Italiano: Spettro solare

The solar spectrum refers to the distribution of electromagnetic radiation emitted by the Sun across different wavelengths, ranging from ultraviolet (UV) to infrared (IR). In the space industry, this spectrum is critical for designing spacecraft systems, solar panels, and thermal management solutions, as it directly influences energy generation, material degradation, and sensor performance.

Deutsch: Löten / Español: Soldadura / Português: Soldagem / Français: Brasage / Italiano: Saldatura

Soldering in the Space industry refers to the process of joining electronic components or metallic parts using a filler Metal (solder), which is melted and then solidified to create a strong, conductive connection. This process is critical for assembling and maintaining electronic systems in spacecraft, satellites, and other space-related Hardware. Given the Harsh conditions of space—such as extreme temperatures, Radiation, and vacuum—soldering must meet strict quality and reliability standards to ensure the long-term functionality and safety of space missions.

"Satcom on the move" (SOTM) refers to the use of satellite communication (satcom) systems to provide connectivity and communication services to vehicles or other mobile platforms while they are in motion. This can include vehicles on the ground, such as cars, trucks, and buses, as well as aircraft, ships, and other vessels.

Deutsch: Schall / Español: Sonido / Português: Som / Français: Son / Italiano: Suono

Sound in the Space industry refers to the study and management of acoustic vibrations within spacecraft and space environments. Unlike on Earth, where sound travels through air, in the Vacuum of space, sound cannot propagate because there is no medium (such as air or Water) to carry the sound waves. However, sound is still a crucial consideration within the space industry, particularly inside spacecraft and space stations, where it can affect both the Structure and the health of astronauts.

Deutsch: Schallabsorption / Español: Absorción de sonido / Português: Absorção de som / Français: Absorption acoustique / Italiano: Assorbimento del suono

Sound absorption in the Space industry context refers to the use of materials and technologies designed to reduce noise levels within spacecraft, satellites, and space stations. Given the confined environments in space missions, managing sound levels is crucial for protecting the hearing, health, and overall well-being of astronauts. Sound absorption techniques help mitigate the effects of equipment vibrations, operational noises, and other acoustic sources, creating a more comfortable and less stressful living and working environment in space.

Deutsch: Schalldämmung / Español: Aislamiento acústico / Português: Insonorização / Français: Insonorisation / Italiano: Isolamento acustico

Soundproofing in the Space industry refers to techniques and materials used to reduce or mitigate the Transmission of sound, particularly in spacecraft, space stations, or launch facilities. It is crucial for protecting astronauts, sensitive equipment, and payloads from the high levels of noise generated during rocket launches, in-space operations, and by onboard systems. Effective soundproofing enhances comfort, safety, and the functionality of equipment by minimizing harmful acoustic vibrations and noise.

Soyuz is a transliteration of the Cyrillic text Союз (Russian and Ukrainian, 'Union').

Deutsch: Weltraum / Español: Espacio / Português: Espaço / Français: Espace / Italiano: Spazio /

Everything beyond Earth's atmosphere is called space (outer space).

Deutsch: Weltraummüll / Español: basura espacial / Português: detritos espaciais / Français: débris spatiaux / Italiano: detriti spaziali

Space debris refers to non-functional, human-made objects in Earth's orbit, including defunct satellites, spent rocket stages, and fragments resulting from collisions or disintegrations.

Deutsch: Weltraumschrott-Management / Español: Gestión de Desechos Espaciales / Português: Gestão de Detritos Espaciais / Français: Gestion des Débris Spatiaux / Italiano: Gestione dei Detriti Spaziali

Space Debris Management refers to the systematic strategies, technologies, and regulatory frameworks designed to mitigate, monitor, and remediate the growing population of defunct human-made objects in Earth's orbit. As orbital congestion escalates, this discipline has become critical to ensuring the long-term sustainability of space operations, safeguarding active satellites, crewed missions, and future space infrastructure from catastrophic collisions.

Deutsch: Minderung von Weltraummüll / Español: Mitigación de desechos espaciales / Português: Mitigação de detritos espaciais / Français: Atténuation des débris spatiaux / Italiano: Mitigazione dei detriti spaziali

Space Debris Mitigation refers to the set of strategies, guidelines, and technical measures designed to limit the generation and proliferation of orbital debris, thereby ensuring the long-term sustainability of outer space activities. As the number of satellite launches and space missions continues to rise, the accumulation of defunct spacecraft, spent rocket stages, and fragmentation debris poses an escalating risk to operational satellites, crewed missions, and future space exploration. Effective mitigation is critical to preserving the usability of key orbital regimes and preventing cascading collisions that could render certain orbits unusable.

Deutsch: Weltraumwirtschaft / Español: Economía espacial / Português: Economia espacial / Français: Économie spatiale / Italiano: Economia spaziale

The Space Economy encompasses all economic activities and value chains linked to the exploration, research, and commercialization of space. It integrates public and private sectors, from satellite manufacturing to space tourism, and is increasingly recognized as a driver of innovation and global economic growth. This sector merges advanced technologies with traditional industries, creating new markets and opportunities.

Deutsch: Weltraumumgebung / Español: Entorno espacial / Português: Ambiente espacial / Français: Environnement spatial / Italiano: Ambiente spaziale

The Space Environment encompasses all physical, chemical, and dynamic conditions encountered beyond Earth's atmosphere, shaping the operational constraints and design requirements for spacecraft, satellites, and human spaceflight. It is a multifaceted domain governed by extreme temperatures, vacuum conditions, radiation, and microgravity, each posing unique challenges to engineering and mission planning. Understanding this environment is critical for ensuring the reliability, safety, and longevity of space-based systems.

Deutsch: Weltraumforschung / Español: Exploración espacial / Português: Exploração espacial / Français: Exploration spatiale / Italiano: Esplorazione spaziale

Space Exploration refers to the investigation and study of outer space through the use of astronomy, space Technology, and space missions. This includes manned and unmanned missions to explore Celestial bodies and gather Data on the Universe beyond Earth's Atmosphere.

The industry encompassing rockets, satellites, and space exploration is commonly referred to as the "space industry" or the "space sector." This industry involves a wide range of activities related to the design, development, manufacturing, and operation of spacecraft, launch vehicles (rockets), satellites, and associated technologies. It also includes space exploration missions conducted by space agencies, private companies, and international collaborations.

Deutsch: Raumfahrtinfrastruktur / Español: Infraestructura Espacial / Português: Infraestrutura Espacial / Français: Infrastructure Spatiale / Italiano: Infrastruttura Spaziale

Space Infrastructure refers to the network of physical structures, systems, and facilities that Support the operation, Exploration, and utilization of space. This includes satellites, space stations, ground stations, Launch vehicles, and other related assets that enable activities such as communication, navigation, Earth observation, and scientific research in space.

Deutsch: Weltraumstartoperationen / Español: Operaciones de lanzamiento espacial / Português: Operações de lançamento espacial / Français: Opérations de lancement spatial / Italiano: Operazioni di lancio spaziale

Space launch operations refer to the series of activities, procedures, and Logistics involved in preparing and executing the launch of a Spacecraft or Satellite into space.

Deutsch: Weltraumfertigung / Español: Fabricación espacial / Português: Manufatura espacial / Français: Fabrication spatiale / Italiano: Produzione spaziale

Space Manufacturing refers to the production of goods and materials in outer space, leveraging the unique environmental conditions such as microgravity, vacuum, and extreme temperatures. This emerging field aims to overcome terrestrial limitations in manufacturing, enabling the creation of advanced materials, pharmaceuticals, and structures that are difficult or impossible to produce on Earth. As space exploration and commercialization accelerate, space manufacturing is poised to become a cornerstone of in-situ resource utilization (ISRU) and long-duration space missions.

Deutsch: Missionsplanung für Raumfahrt / Español: Planificación de misiones espaciales / Português: Planejamento de missões espaciais / Français: Planification de missions spatiales / Italiano: Pianificazione di missioni spaziali

Space Mission Planning is the systematic process of defining, designing, and coordinating all technical, operational, and logistical aspects of a space mission from inception to completion. It integrates engineering, scientific, and managerial disciplines to ensure mission objectives are achieved within constraints such as budget, timeline, and safety regulations. This field is fundamental to the success of both crewed and uncrewed spaceflight, as it balances innovation with risk mitigation.