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- Dictionaryspace/speɪs/
noun
- 1. a continuous area or expanse which is free, available, or unoccupied: "a table took up much of the space" Similar
- 2. the dimensions of height, depth, and width within which all things exist and move: "the work gives the sense of a journey in space and time"
verb
- 1. position (two or more items) at a distance from one another: "the poles are spaced 3m apart"
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Feb 17, 2022 · Space is the zone above and around our planet where there is no air to breathe or to scatter light. Space is a vacuum, but it is far from empty.
Feb 26, 2010 · Space, in the best theory of physics on this topic we have today – Einstein’s theory of general relativity (GR) – is a component of space-time, which can be described very well using the ...
A right-handed three-dimensional Cartesian coordinate system used to indicate positions in space. Space is a three-dimensional continuum containing positions and directions. In classical physics, physical space is often conceived in three linear dimensions. Modern physicists usually consider it, with time, to be part of a boundless four-dimensional continuum known as spacetime. The concept of space is considered to be of fundamental importance to an understanding of the physical universe ...
The universe is everything. It includes all of space, and all the matter and energy that space contains. It even includes time itself and, of course, it includes you.
What is Space? Space, most generally, might be described as the boundless container of the universe. Its contents are all physical things that we know of, and more. To describe the contents of space, we use terms of distance, mass, force, motion, energy, and time. The units we use depend on the scale we are considering. Source for information on What is Space: Space Sciences dictionary.
The Universe’s History The origin, evolution, and nature of the universe have fascinated and confounded humankind for centuries. New ideas and major discoveries made during the 20th century transformed cosmology – the term for the way we conceptualize and study the universe – although much remains unknown. Here is the history of the universe according […]
Coming in Hot – NASA’s Chandra Checks Habitability of Exoplanets. Astronomers are using NASA’s Chandra Observatory and ESA’s (European Space Agency’s) XMM-Newton X-ray data to explore whether nearby stars could host habitable exoplanets by tracking how much lethal radiation the exoplanets receive in orbit.
May 31, 2024 · Space, a boundless, three-dimensional extent in which objects and events occur and have relative position and direction. Space is treated in a number of articles. For a philosophical consideration of the subject, see metaphysics. For a discussion of the relativity of space and time, see relativity.
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.
Apr 27, 2019 · A Short Summary Of What ‘Space’ Is Thought To Be! When most people talk about space, they are referring to the region beyond Earth’s atmosphere (which ends about 100 km above Earth’s surface) and extends to the planets, stars and distant galaxies.. Space also appears black as there is no atmosphere to scatter and improve sunlight, so you can easily see the light from distant stars. No atmosphere in space also means it is boiling hot in direct sunlight, yet gets very cold as you ...
