deep space

American  

noun

1. space beyond the limits of the solar system.

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deep space British  

noun

1. any region of outer space beyond the system of the earth and moon

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Other Word Forms

• deep-space adjective

Etymology

Origin of deep space

First recorded in 1950–55

Example Sentences

The interest here is not just the many thousands of pictures including close-ups of the rings of Saturn, but the technology that can put cameras in deep space and send images back to Earth.

From The Wall Street Journal

Astronomers assign catalog numbers like NGC 2264 to help identify and study deep space objects, especially those made of gas, dust, and young stars.

From Science Daily

According to the team, this state arises inside a specially engineered material that may one day support self-charging computers and technologies capable of operating in the harsh environment of deep space.

From Science Daily

The plasmasphere works with Earth's magnetic field to help block harmful charged particles from the Sun and deep space, offering natural protection for satellites and other technology.

From Science Daily

The Long Beach, Calif.-based company is also preparing the first test launch of its new 141-foot reusable Neutron rocket, which is designed for “mega constellation” deployments, deep space missions, and human spaceflight.

From MarketWatch