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- SPACE.com | TwitterThe latest Tweets from SPACE.com (@SPACEdotcom). News coverage and conversation about space science, astronomy and exploration. Part of @Purch. NYC
- Space - WikipediaSpace is the boundless three-dimensional extent in which objects and events have relative position and direction. Physical space is often conceived in three linear dimensions, although 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 ...
- Outer space - WikipediaOuter space, or just space, is the expanse that exists beyond the Earth and between celestial bodies.Outer space is not completely empty—it is a hard vacuum containing a low density of particles, predominantly a plasma of hydrogen and helium as well as electromagnetic radiation, magnetic fields, neutrinos, dust, and cosmic rays.The baseline temperature, as set by the background radiation ...
- Space | Definition of Space by Merriam-Webster7: a set of mathematical elements and especially of abstractions of all the points on a line, in a plane, or in physical space; especially: a set of mathematical entities with a set of axioms of geometric character — compare metric space, topological space, vector space
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