any region of outer space beyond the system of the earth and moon
deep space in American English
outer space
deep space in American English
noun
space beyond the limits of the solar system
Also called: outer space
Derived forms
deep-space
adjective
Word origin
[1950–55]This word is first recorded in the period 1950–55. Other words that entered Englishat around the same time include: Common Market, action painting, drip-dry, hot line, speech recognition
Examples of 'deep space' in a sentence
deep space
It's where deep space meets the Earth.
Times, Sunday Times (2016)
Peer through professional grade telescopes to discover deep space - and your inner astronomer.
Times, Sunday Times (2012)
But when the mice were also exposed to deep space radiation, they did not.
Times, Sunday Times (2016)
Getting one to work in practice could be crucial for deep space missions.
Times, Sunday Times (2016)
In this deep-space western, two sides battle to discover ancient wonders and amass riches.
Times, Sunday Times (2014)
It is true that deep space is relentlessly hostile to humans.
Times, Sunday Times (2010)
It benefits no one to blast 15 years of painstaking co-operation into deep space.
Times, Sunday Times (2018)
For that you need to look into deep space and supernovas.
Times, Sunday Times (2008)
Humans thrive on grand challenges, and manned deep space missions are the grandest.
The Sun (2010)
Chinese scientists believe that the landing will provide them with clearer observations into deep space.