the universe; cosmos; all existing matter and space considered as a whole

The supreme god in Greek mythology, ruler of heaven and earth, and father of gods and humans.

spacecraft or spaceship launched by rockets for travel in outer space

The vast area beyond the Earth's atmosphere or beyond the solar system; cosmic space.

worldview; conception of the universe; one's perspective on the nature, origin, and value of the world

the study of the origin, evolution, and structure of the universe; cosmism

the scientific study of the origin, evolution, and eventual fate of the universe

A rocket capable of overcoming the Earth's gravitational pull to reach cosmic speeds and enter outer space or travel to other planets.

Stream of high-energy particles originating from outer space; also called [[宇宙线|宇宙線|yu3 zhou4 xian4]].

High-energy radiation consisting of particles originating outside the Earth's atmosphere; also called [[宇宙射线|宇宙射線|yu3 zhou4 she4 xian4]]

Fine particles of matter scattered throughout space that can form clouds and serve as the basic material for building stars and planets

the Archean geological eon, spanning from roughly 4,000 to 2,500 million years ago

the Proterozoic Eon, a geological eon from approximately 2500 to 541 million years ago (following the Archean and preceding the Phanerozoic)

space station; term used in Mainland China for what is also called a [[太空站|太空站|tai4 kong1 zhan4]]

The current geological eon which began approximately 541 million years ago with the Cambrian period, characterized by the appearance of abundant animal and plant life

special clothing worn by astronauts during missions to provide oxygen and protection from space hazards

the Cryptozoic eon; the geological time period before the appearance of abundant fossils, as opposed to the [[显生宙|顯生宙|xian3 sheng1 zhou4]]

(computing) A collective virtual shared space, created by the convergence of virtually enhanced physical reality and physically persistent virtual space.

multiverse (cosmology)

A Han Dynasty limestone stele from 164 AD located at the Confucius Temple in Qufu, Shandong; famous for its flowing clerical script calligraphy. It commemorates Kong Zhou, an 18th-generation descendant of Confucius and the father of the poet [[孔融|孔融|kong3 rong2]].

Kosmos; a series of satellites operated by the Soviet Union and later Russia

The time it takes for the sun to complete one orbit around the center of the Milky Way galaxy, estimated to be about 2 billion Earth years

the science that describes the features of the universe; cosmography

An unmanned spacecraft launched to explore the environment beyond Earth and its atmosphere, including other planets and celestial bodies.

space travel; space navigation; the act of traveling through space

The minimum velocity required for a spacecraft to reach orbit or escape the gravitational pull of a celestial body, often categorized as first, second, or third cosmic velocity.

spaceflight; space travel

transcription of the name of the Greek god Zeus

The Aegis Combat System, an advanced weapons system developed for the United States Navy

microcosm; an individual or community that represents in miniature the qualities or features of something much larger