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9 lip 2024 · Exoplanet: A planet that freely floats between stars or one that orbits a star outside our solar system. Galaxy: A collection of thousands to billions of stars held together by gravity. The galaxy we live in is called the Milky Way.
The birth of galaxies. What is space? The Universe. Black Holes. The mystery of the dark Universe. Cosmic distances. In space, no one can hear you scream. This is because there is no air in space – it is a vacuum. Sound waves cannot travel through a vacuum.
noun. definition 1: the area that contains the entire material world and its events. Earth is a planet in space. synonyms: cosmos, universe. definition 2: the area that contains the entire universe beyond the earth; outer space. They sent a rocket into space.
Check out our space & astronomy information guide for kids that contains a glossary of important words and easy definitions to help explain them. Understand what these space and astronomy terms mean in simple language.
A great way to explain space to a child is to tell them to imagine an orange floating outside, and the part of the orange that you eat is the Earth, and that the orange peel is our atmosphere. Now, tell them to imagine everything else is space!
What is space? The Universe. Black Holes. The mystery of the dark Universe. Cosmic distances. The Universe is everything we can touch, feel, sense, measure or detect. It includes living things, planets, stars, galaxies, dust clouds, light, and even time. Before the birth of the Universe, time, space and matter did not exist.
17 lis 2023 · Click the letters below to find word definitions and pictures related to space, flight and more. Take a trip through the alphabet — from Aerodynamics to Zarya — and learn new words along the way!
