Relational Adjectives - Adjectives of Astronomy

These adjectives are related to the realm of outer space, celestial objects, and the study of the universe.

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stellar [adjective]

associated with stars, either in appearance or origin

Ex: Astronomers study the stellar spectra to determine the composition and temperature of stars .

martian [adjective]

relating to the planet Mars or characteristic of its environment

Ex: The reddish , dusty landscape had a definite Martian feel to it .

astronomical [adjective]

concerning or involving the scientific field of astronomy

Ex: Astronomical distances in space are often measured in light-years , the distance light travels in one year .

interstellar [adjective]

situated or occurring between stars or within the space that exists between stars

Ex:

celestial [adjective]

related to or occurring in the sky or outer space

Ex: Ancient civilizations often built monuments aligned with celestial events , such as solstices and equinoxes .

solar [adjective]

related to the sun

Ex:

lunar [adjective]

relating to the moon

Ex:

intergalactic [adjective]

existing or occurring between galaxies

Ex:

interplanetary [adjective]

existing or occurring between planets

Ex: Communication between Earth and Mars relies on interplanetary communication systems .

orbital [adjective]

relating to the path or motion of an object as it revolves around another object in space

Ex: Orbital debris poses a risk to spacecraft and satellites .

terrestrial [adjective]

of or relating to the planet Earth or its inhabitants

Ex: Terrestrial pollution comes from human activities on land .

extraterrestrial [adjective]

relating to or originating from outside the Earth or its atmosphere

Ex: UFO sightings often spark speculation about extraterrestrial visitors .

cosmological [adjective]

relating to the study of the origin, structure, and evolution of the universe

Ex: Cosmological simulations simulate the formation of galaxies and large-scale structures .

galactic [adjective]

relating to or characteristic of the Milky Way galaxy or galaxies in general

Ex: Galactic nuclei often harbor supermassive black holes at their centers .

planetary [adjective]

related to or characteristic of planets or the solar system

Ex: Planetary geology investigates the surfaces and interiors of planets and moons .

nebular [adjective]

relating to or resembling a nebula, which is a cloud of gas and dust in outer space

Ex: Nebular emission lines are spectral lines emitted by ionized gases within nebulae .

astral [adjective]

relating to the stars or celestial bodies

Ex:

sidereal [adjective]

relating to the stars or constellations, especially in terms of their positions relative to Earth

Ex: Sidereal measurements and calculations are based on the fixed positions of stars and constellations in the night sky .

cometary [adjective]

relating to or resembling a comet, a celestial body composed of ice, dust, and gas that orbits the Sun

Ex: Cometary apparitions occur when a comet becomes visible from Earth during its orbit .

cosmic [adjective]

related to the universe and the vast space outside the earth

Ex:

ecliptic [adjective]

relating to the plane of Earth's orbit around the Sun, or the apparent path of the Sun in the sky

Ex: Ecliptic coordinates are a system used to locate celestial objects along the path of the Sun .

Relational Adjectives
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