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space exploration

noun

speɪs ɪksplɔːˈreɪʃən

Meaning

The investigation of outer space by means of manned and unmanned spacecraft.

Space exploration has expanded our knowledge of the universe.

space research, cosmic investigation, astronomical exploration, space study, celestial research, universe exploration

ground study, earth observation, terrestrial research, local investigation, planetary confinement, earthbound study

An established or official way of doing something; a series of actions conducted in a certain order.

Gradual decline, loss, wear.

a young bird that has not yet left its nest

the characteristics determining who or what a person or thing is; proof of who someone is

A scientist who studies soil management and crop production.

a poor urban area with substandard housing and squalid conditions