Definitions
American Heritage® Dictionary of the English Language, Fourth Edition
- n. The regions beyond the gravitational influence of Earth encompassing interplanetary, interstellar, and intergalactic space.
Wiktionary
- n. All of space beyond the gravitational influence of Earth, or outside the Solar System
GNU Webster's 1913
- n. the part of outer space which is beyond the limits of the solar system.
WordNet 3.0
- n. any region in space outside the solar system
Examples
“She had grown up in a spacefaring civilization, embedded in a family whose fortunes came from traveling the spaceways; she had been in deep space herself at thirteen.”
“Designed as a deep space monitoring and scanning station, the mission profile of the MIDAS Array has evolved to include a unique function as a transgalactic communications relay.”
Lists
These user-created lists contain the word ‘deep space’.
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waldo's list
under the sink, in the hall closet, hoboken, at sea, in prison, nyinyikay, smokin' a reefer, in the bog, gone to phillydel..., bagot, wuppertal, out of range and 123 more...
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science fact or fiction
pretty open-ended here—terms, ideas, lingo, technologies and phenomena (real or postulated) that are, were, should be or could be used in speculative fiction
tachyon, mecha, dropship, wetware, meatspace, nanobot, cloned meat, asteroid mining, hyperdrive, wormhole, parallel universe, distributed intel... and 464 more...
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Behr Paint Colors
Names used for Behr Paints in spring of 2008. I'm curious to see if Behr gives the same colors different names in other years, so I've tagged each color with its Behr product number. It turns out t...
billowy clouds, soft lace, victorian pearl, china cup, soft muslin, bleached shell, belgian cream, chamois cloth, natural linen, popped corn, divine pleasure, vanilla delight and 283 more...
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They Came From Outer Space!
Words coined in or popularized by science fiction. Some stolen from here: http://io9....
robot, robotics, microcomputer, grok, hyperdrive, android, astronaut, cyberspace, spaceship, spacesuit, spacecraft, space travel and 10 more...
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On Fillum
Movie stuff.
macguffin, rupert pupkin, mis-en-scene, plains of heaven, spotlight, production, roll, ausploitation, acousmetre, idiot plot, avant-garde, drive-in and 22 more...
Tweets
Looking for tweets for deep space.

vanishedone Apparently coined in 1934 by E.E. 'Doc' Smith, according to OUPblog's 'Nine Words You Might Think Came from Science but Which Are Really from Science Fiction '. Apr 6, 2009