Space Science (K-8)

Space science fascinates students from an early age. Despite this natural interest, to understand the way planets move and how seasons occur, students must have a firm grasp on the related elementary science vocabulary. Budding scientists can play fun first grade science word games to learn about the moon's phases and the sun's light.

The 2nd, 3rd, and 4th grade science word lists familiarize students with the planets, while the middle school science definitions introduce more challenging space science words such as the big bang theory and the concept of a black hole. Teaching elementary space science is most effective when elementary science lesson plans integrate elementary online science practice as well as printable worksheets.

Students feel confident to explore elementary school science questions when their comprehension of the science word definitions is robust. Learning middle school science vocab is crucial not just for solving science problems and acing science tests but also for science fair projects and everyday life. The space science word lists are based on both the elementary and middle school science core curriculum and fit K-8 space science lesson plans. VocabularySpellingCity is a stellar way to learn about space science!

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Space Science Vocabulary
Words at a Glance

Kindergarten Space Science

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The Moon: mass, gravity, motion, orbit, surface, calendar, waning, waxing, moon, beaming, first quarter moon, full moon, lunar, new moon, phase, reflect, shimmer, third quarter moon

The Planet Earth: mass, gravity, surface, gas, earth, environment, equator, sky, south pole, north pole, motion, orbit, revolve, night, poles, spaceship, time, autumn, seasons, day, fall, month, spring, summer, sunshine, winter

The Sun: mass, gas, heat energy, hot, light energy, light waves, shiny, Milky Way Galaxy, sun, revolve, heat, energy, light ray, galaxy, shine, solar system, space, star, sunlight, universe

The Universe: galaxy, light waves, Milky Way Galaxy, orbit, planets, star, sunlight, surface, time, universe

1st Grade Space Science

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The Moon: mass, gravity, surface, beaming, lunar, moon, reflect, shimmer, orbit, full moon, calendar,motion, revolve, first quarter moon, new moon, phase, third quarter moon, waning, waxing

The Planet Earth: mass, gravity, surface, earth, equator, poles, spaceship, telescope, motion, revolve, day, month, night, sunshine, time, speed, autumn, orbit, fall, north pole, seasons, south pole, spring, summer, winter

The Sun: mass, light energy, light ray, light waves, shine, solar system, star,sun, light, Milky Way Galaxy, galaxy, solar energy, sunlight, energy, gas, planets, space, system, universe

The Universe: galaxy, light waves, Milky Way Galaxy, orbit, planets, star, sunlight, surface, time, universe

2nd Grade Space Science

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The Earth: rotation, attract, day , hour, morning, sunrise, sunset, gravity, planet, time, shadow, sphere, orbit, night , axis, direction, earth, magnetic field

The Moon: sphere, gravity, beaming, crater, crescent, moon , reflect , waning, waxing, full moon, visible, orbit, night , rotation, revolve, new moon, phases of the moon, third quarter moon, wane, wax

The Planets: Earth, Jupiter, Mars, Mercury, Neptune, Saturn, Uranus, Venus, revolution, color, composition, crater, material, moon , revolve, rotation, orbit, planet, appearance, attract, gravity, reflect, ellipse

The Seasons: distance, revolve, axis, direction, revolution, seasonal change, autumn, time, summer, winter, tilt of the axis, year, fall, month, season, spring, orbit

The Stars: appearance, gravity, reflect , revolution, light energy , solar system, star, material, composition, orbit, constellation, direction, distance, visible

The Sun: sphere, attract, visible, shiny, solar energy, solar system, space, sun

The Universe: solar system, asteroid , astronomer, astronomy, comet , galaxy, space science, telescope, universe, distance, expand, far, farther, model solar system, sequence, spaceship, meteor

3rd Grade Space Science

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The Universe: constellation, gas giant, gravitational pull, gravity, Milky Way Galaxy, model, orbit, space, solar system, universe, galaxy

4th Grade Space Science

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The Planet Earth: axis, equator, gravity, planet, revolution, satellite, solar system, tilt of the axis, waning, waxing, wax, wane, tide, sun, season, rotation, reflection, orbit, moon phases, meteor

The Universe: asteroid, constellation, gas, inner planets, model, orbit, prominence, satellite, space, sunspots, astronomy, crater, gas giants, meteoroid, moon, outer planets, reflection, rotation, star, supernatural, comet, galaxy, gravitational force, Milky Way Galaxy, observe, planet, revolution, solar system, sun, universe

5th Grade Space Science

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The Earth in Space: cycle, gravity, moon, orbit, rotate, satellite, solar eclipse, space shuttle, axis, solstice, earth, lunar eclipse, moon phases, planet, revolve, seasons, solar system, telescope, north pole, south pole

The Planets: Earth, Jupiter, Mercury, moon, Neptune, planet, Saturn, Uranus, Venus, axis, barometic pressure, ellipse, elliptical, gravitation, lithosphere, model, orbit, revolution, Mars

The Sun & Other Stars: star, constellation, eclipse, light year, magnitude, main sequence, nebula, prominence, protostar, radiation zone, absolute magnitude, apparent magnitude, convection zone, corona, photosphere, solar flare, solar wind, sun, sunspot, gas

The Universe: asteroid, astronomy, galaxy, Milky Way Galaxy, space probe, model, comet

6th Grade Space Science

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The Earth in Space: axis of rotation, lunar eclipse, moon phases, planet, rotate, seasons, solar system, telescope, solstice, solar eclipse, gaseous, moon, orbit, revolve, satellite, solar eclipse, space shuttle, terrestrial, north pole, south pole

The Universe: asteroid belt, big bang theory, constellation, expansion, galaxy, gravitational force, revolution, rotation, solar system, trajectory, universe

7th Grade Space Science

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The Earth in Space: asteroid, constellation, ellipse, galaxy, light year, meteorite, revolution, solstice, spring tide, lunar eclipse, axis of rotation, solar eclipse, equinox, impact crater, meteor, neap tide, satellite, lunar cycle, terrestrial planet

The Universe: asteroid, big bang, comet, corona, gas giant, light year, meteor, nebula, penumbra, universe, astronomical unit, black hole, constellation, galaxy, impact crater, main sequence, meteorite, neutron star, solar wind, umbra

8th Grade Space Science

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The Earth in Space: asteroids, big bang theory, constellation, eclipse, galaxy, lunar phases, revolution, solar mass, solstice, meteor, rotation, cosmology, equinox, comet, astronomical unit, planets, light year, solar system, meteoroid, moon phase

The Universe: asteroid belt, big bang theory, constellation, expansion, galaxy, gravitational force, black hole, solar system, trajectory, universe

For a complete online Science curriculum in First Grade Science, Second Grade Science, Third Grade Science, Fourth Grade Science, Fifth Grade Science, Sixth Grade Science, or Seventh Grade Science visit Time4Learning.com.

Educational Science Games

Here are some fun Science Games from LearningGamesForKids by category: Science Songs, Science Videos, Science Experiment Videos, Space Games, Weather Games, or Science Experiment Games.

For more kindergarten learning resources, kindergarten math vocabulary words, kindergarten homeschool curriculum, free kindergarten vocabulary games, free science games, and a school science curriculum.