Definitions

outer space

NOUN

the universe

Synonyms

STRONGEST

cosmos

WEAK

celestial spaces cosmic space deep space empty space ether space infinite space infinity intercosmic space intergalactic space interplanetary space interstellar space metagalactic space ocean of emptiness pressureless space the heavens the void the void above

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See also: Zuckerberg is following Musk’s lead with this ‘transformative step’ in outer space.

From MarketWatch • Apr. 28, 2026

The animated sequel from Universal and Illumination Studios tracks the adventures of Mario, Luigi and friends in outer space, where they must save Princess Rosalina.

From Barron's • Apr. 5, 2026

A makeshift window on the back wall opens onto what looks like a portal to outer space.

From Los Angeles Times • Apr. 1, 2026

Part of SpaceX’s recent AI strategy is a shift toward building data centers in outer space, where solar power is abundant and, Musk says, will eventually be cheaper than operating on Earth.

From The Wall Street Journal • Mar. 28, 2026

People were also starting to talk about the first humans flying to outer space.

From "Reaching for the Moon" by Katherine Johnson

outer space

Example Sentences

Related Words