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9 de jul. de 2024 · Space weather: The conditions in space that can affect Earth, satellites, and space travel. Space weather is mostly the result of solar wind and solar storms. Spacecraft: A vehicle used for traveling in space.
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Radio waves are around us here on Earth, and they’re out in...
- What is a Planet
It appears redder than most brown dwarfs, and is likely much...
- What Causes the Seasons
Earth's tilted axis causes the seasons. Throughout the year,...
- Glosario
Earth and Space! What is the Big Bang? Where does the sun...
- Basics of Spaceflight: Glossary
A natural or an artificial moon. Earth-orbiting spacecraft...
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The following are terms from A-Z related to space & astronomy: -A-. Absolute magnitude – also known as absolute visual magnitude, relates to measuring a heavenly object’s brightness when viewed from 10 parsec or 32+ light years.
9 de jul. de 2024 · Earth and Space! What is the Big Bang? Where does the sun get its energy? What causes the seasons? What is a planet?
This glossary of astronomy is a list of definitions of terms and concepts relevant to astronomy and cosmology, their sub-disciplines, and related fields. Astronomy is concerned with the study of celestial objects and phenomena that originate outside the atmosphere of Earth.
Whether you're choosing a telescope, deep in the pages of Sky & Telescope, or planning your trip to the next big celestial event, the astronomy glossary below will get you up-to-speed on the essentials.
A natural or an artificial moon. Earth-orbiting spacecraft are called satellites. While deep-space vehicles are technically satellites of the Sun or of another planet, or of the galactic center, they are generally called spacecraft instead of satellites.
This glossary of astronomy terms contains definitions for some of the most common words used in astronomy, cosmology, astrophysics, and space exploration.