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Astronomy Crosswords

To view or print a Astronomy crossword puzzle click on its title.

Title Instructions / Description Sample Puzzle Hints Difficulty
Exploring Space Any human-made object placed in orbit around a body in space.. All the frequencies or wavelengths of electromagnetic radiation.. A reusable spacecraft that launches with the aid of rocket boosters and liquid fuel.. A small vehicle that comes out of the lander and explores the surface of a planet or moon beyond the landing site.. A craft designed to land on the surface of a body in space.. Older Children
Sun when two atomic nuclei join to make a bigger nucleus all while releasing energy.. the center of the sun; where energy from nuclear fusion is generated. made up of mostly hydrogen and helium. middle layer of the sunís interior. outermost layer of the sunís outer layers. Older Children
Planet Earth complete the following a split. a way to test what type of rock. a shiny or glow. cracking or breaking of a hard mateial. changes from one mateial to another. Older Children
Earth's Crust is trace of ancients organism that has been preserved i rock . the continents were joined together in a supercontinent . measure of how much mass there is in a given volume of a substance . process by which the ocean floor sinks beneath a deep ocean trench and back into the mantle . plates move apart or diverge . Older Children
Earth and Moon complete the crossword by filling in the correct answers. ____ ______ happens inside the Sun. When ____ solidified, it was dark and flat. An ______ is a day when Earthís rotation axis is leaning along Earthís orbit,. The line on which an object rotates is the _____ _____. ______ motion of Earth causes day and night. Hard
Space a measurement equal to the distance that light travels in 1 year; about 6 trillion miles. a natural or man-made object that revolves around another object in space. a bowl-shaped pit usually caused by meteorites. huge globe of hat gases that shines by its own light. a huge cloud of gas and dust in space. Very Difficult
Life of a Star The blue-white hot core of a star that is left behind after its outer layers have expanded and drifted out into space.. A large cloud of gas and dust in space, spread out in an immense volume.. A star system with two stars.. A huge group of single stars, star systems, star clusters, dust, and gas bound together by gravity.. A large, round, densely-packed grouping of older stars.. Hard
Planets The only dwarf planet. Planet named after the Roman goddess of love and beauty.. Has multiple rings around this planet. A star. Named after a tasty chocolate bar. Easy
Astronomy The moon has eight of these. A large body of planets,stars.and other space bodies. The theory that suggests that the Earth is the center of the universe and that all other body revolves around it. This group contains a sun,planets,stars,and other smaller bodies. It contains everything. Older Children
The Sun These are vocabulary word that relate to the sun, fill the word into my crossword puzzle. incandescent gas that extends above the the Photosphere.. The process which releases energy.. streaks of colorful light in the sky, normally found near the northern or southern magnetic poles.. Something that makes things visible/illumination. . what is at the center of the sun?. Older Children
Discovering Mars 3 dimensional shape. going farther than something . the layers of gasses surrounding a planet. a device to look at things far away. how far something goes. Big
Astrology Wrote 'Principal' and tied together the ideas of Copernicus, Kepler, and Galileo.. Publisher of 'On the revolutions of the heavenly spheres.' Argued that the sun is at the center of the universe.. Explained why planetary bodies do not go off in straight lines but instead continue in elliptical obits around the sun.. The greatest astronomer of antiquity. Created a geocentric universe model.. Model of the universe in which the universe is a series of concentric spheres. Earth is at the center of these spheres.. Big
Planets in the Solar System The atmosphere is so thick and traps so much heat that this planet has the hottest surface temperatures of any planet.. This planetís moon Titan is actually bigger than Mercury. These types of planets are small, dense and have rocky surfaces.. This is the only other planet that shows evidence that liquid water may be present.. These types of planets do not have solid surfaces and are much larger and more massive than the Earth.. Older Children
Planets What was the smallest planet before it became a Dwarf planet?. What is the brightest planet?. What is the 2nd biggest planet?. Where was the biggest volcano found in our Solar system?. What is the biggest planet?. Older Children
Solar System Look up at night there it is.. The region beyond the orbit of Neptune.. The closest dwarf planet to the Sun.. Used to be a planet.. The mass at the middle of a black hole.. Older Children
Sun bright feature extending outward from the Sun's surface. nuclear reaction in which atomic nuclei of low atomic number fuse to form a heavier nucleus with the release of energy. sometimes referred to as a polar light, is a natural light display in the sky. stimulates sight and makes things visible. It is the hottest part of the Sun and of the Solar System. Big
Space! These are some things in outer space, Have fun! Jupiter īs second largest moon. a cloud of gas and dust in outer space, visible in the night sky as an indistinct bright patch . classified as a dwarf planet in . a celestial body orbiting the earth or another planet. It has the longest rotation period (243 days) of any planet in the Solar System and rotates in the opposite direction. Older Children
Star Facts Complete the crossword. dim core star. 2 hydrogen atoms combining into a helium atom. cloud of dust and gas. end of the life cycle of star with a mass 4 times greater than the sun. created when an object in space moves toward from the observer. Older Children
Sun hottest part of sun. dark spots on the suns surface. aura of plasma that surrounds the sun and other stars . gaseous layer that is visible during a total eclipse of the sun. causes disturbances on earth. Older Children
Astronomy a small, white, hot star that glows from leftover heat. the amount of energy and noise produced by an energy wave. the process of fusing atoms together under extreme heat, by smashing them into each other at extreme speeds. large clouds of gas and dust where stars are formed. characteristics include shorter wavelength, higher energy, and higher temperature. Hard
Space Mystery Use these hints to figure out these space words. One of Saturn's moons that has a heavy and hazy atmosphere. Dwarf planet. It has five known moons. One of Jupiter's galleon moons that is half rocky and half icy, with a thin atmosphere. Hottest planet and second planet from the sun. Has rings that are made of rocks and dust. Big
Astronomy Bright gas extending from the sun; loop shape. Lots of atoms make a single bigger atom. Lights in the sky. Bright; shinning; visible . The center of the Earth. Big
Solar Sun Clouds of glowing gases that follow curved lines.. The process of combining to or more nuclei. . the zone surrounding the core.. Bands of light usually seen at the poles, due to solar wind interacting with Earth's Magnetosphere.. The photosphere is known as this.. Big
Astronomy The process where the sun allows to give off energy; 'refuels the sun'. made by a collision from electrically charged partials released from the sun ;Also known as the northern lights . A part of the visible light range in the electromagnetic spectrum, so we can see it . The center or middle of a planet . A bright extending feature from the corona . Big
The Sun A stream of incandescent gas projecting above the sun's chromosphere.. A nuclear reaction in which atomic nuclei of low atomic number fuse to form a heavier nucleus with the release of energy.. A natural electrical phenomenon characterized by the appearance of streamers of reddish or greenish light in the sky.. Stimulates sight and makes things visible.. The central or most important part of something.. Big
Atmosphere A loop of relatively cool, incandescent gas.. When nuclei of small atoms combine to form massive nuclei.. Result of charged particles colliding, creating bright lights in the sky.. Visually perceived radiant energy.. innermost or central part of anything.. Big
Planets usually the most distant planet in the solar system.. The second planet from the sun (the Earth is third) is named.... 6th planet from the sun. hottest planet in our solar system. The Roman name of Ares, the Greek and Roman god of war.. Older Children
The Solar System when a nuclei of a small atom combines and forms a new nucleus, and creates energy. the section of the solar interior between the innermost core and the outer convective zone.. It helps you see when it is dark . It is in the middle of the sun . is a torus of energetic charged partials . Big
The Sun a loop of coronal gas that is relatively cool, caused by the strong magnetic field of the Sun.. The process of combining nuclei of small atoms to form larger atoms.. colored light that is produced when charged particles interact with the Earth's Magnetosphere. Oxygen and Nitrogen become excited and give off light. . Light is electromagnetic radiation within a certain portion of the electromagnetic spectrum.. The solar wind is a stream of charged particles released from the upper atmosphere of the Sun.. Older Children
Sun What is a loop of cool, incandescent gas that extends above the Photosphere?. What is the process by which nuclei of small atoms combine to form a new, more massive nucleus?. What is colored light the is produced by charged particles from solar winds and the magnetosphere that react with oxygen and nitrogen?. What happens when all the hydrogen in the Sun heat up?. What is the hottest part of the Sun and our solar system? Reaches 15 million degrees Celsius . Big
The Sun The Sun's Structure - The Sun's Processes - The Effects of the Sun on Earth a loop of relatively cool, incandescent gas that extends above the photosphere. the process of combining nuclei of small atoms to form more-massive nuclei. the interaction between the solar wind and Earth's magnetosphere appears as bands of light in the sky. photons emitted from the Sun to the Earth's surface. the center of the Sun; made up of ionized gas. Big
Planets About 75% of the Earth is made of this substance. Earth's twin. The least dense planet in the solar system. A rover landed on this planet and discovered traces of water. Bluish in color because of methane gas in the atmosphere. Easy
Sun Large solar rings forming out from the sun. The forming of two or more atomic nuclei . The zone just outside of the suns core where Nuclear fusion takes place. An electrical phenomenon that produces light. The natural thing that stimulates sight. Big
The Sun the Moon the Earth and Around fill in the crossword puzzel the coldest season. twinkle twinkel little .... outside earth. the planet after our planet. the star closet to us. Big
Space Test your knowledge. Try our very own space crossword. Saturn has these. A layer of gases surrounding the earth. When the moon blocks the sun. ________ belt. The closest star to earth. Easy
Solar System Saturn's largest moon. the sun is a . how many planets are larger than earth. 2nd planet. the sun orbits the earth. Older Children
Astronomy Belt Loop Use the hints to find the astronomical terms The leftover material when a star is at the end of its life cycle. Very dense but also very small. Glows white but is not very bright... A glowing sphere of plasma held together by its own gravity.. Orbits a star and is large enough to form a spherical shape under its own gravity. Mercury, Venus, Earth and Mars are examples.. A group of billions of stars. Andromeda is an example.. The galaxy in which we live. Contains 100-400 Billion stars.. Older Children
Astronomy He determined the length of a year to an accuracy of six minutes.. What civilization was the first to try to explain the universe in an organized, logical manner?. What is the name of the longest (in summer) or shortest (in winter) day of the year?. Who created the geo-centric model, with a stationary Earth at the center?. What is the name of the Egyptian goddess that swallows the Sun?. Hard
The Universe the distance that light travels through space in 1 year. a large celestial body that is composed of gas and emits light. a relatively large spherical body that orbits a star. a large collection of starts, gas, and dust held together by gravity. extremely large stars. Hard
Science Solar System Abrie Neptune has 14 _________ moons.. 70% of Earths surface is ________.. ___________ is named after the Roman goddess of love and beauty.. ___________ has 62 known moons.. Venus's surface is hot enough to melt __________.. Big
Planets science dwarf planet. galaxy. close to earth. planet with rings. center of solar system. Older Children
The Life Cycle of a Star Complete the puzzle with more words from the text. to suddenly fall down or give way. ________ Spencer got really tired and fell asleep. = in the end, especially after a long period of time. Nothing happened __________ Peter was at school. = during the time that. A synonym for 'basic, central, crucial, fundamental or essential' is __________.. to cause to function; to activate. Older Children
Meteors Result of the Earth crossing paths with a comets meteoroid stream. Most abundant category of meteorites. Cause of the streak of light that we know as a meteor. Largest known meteorite on planet Earth. A grain of this is the average size of a meteorite. Big
Space Exploration measurement of time that they use in space. neal armstrong. vechile to travel to space in. man made object that floats in space. what we live on. Hard
Space de by AlexExploration what was Neil Amstrongs job . an object that sends and recives signals. a vessle that transports humans into space. what is our sun. once was a planet. Hard
The Solar System Dwarf planet. The Earth spins on its..... A big space rock. Giant ball of gas. First man to walk on the moon. Older Children
Space Exploration what was Neil Armstrong's job. an object that recives and sends phone and tv signals. A vessel that transports humans into space. what is our sun. an object that we use to gaze at stars. Older Children
Colonize the Red Planet On Mars, the Sun-------------- about half the size as it does on Earth.. Mars has------------------- like Earth, although the ice is made up of carbon dioxide or what we call dry ice.. ------------------surface gravity is only 37% of the Earthís, meaning you could leap nearly three times higher on Mars.. Rocks from Mars have-------------------to Earth. . Mars is home to the ---------------- mountain in the solar system.. Older Children
The Solar System The Earth is bigger than the Moon.. The Nile River is the longest river on Earth.. Yuri Gagarin was the first man in Space.. Mars is known as the Red Planet because it`s surface is mostly red.. The Sun is the biggest thing in the Solar System.. Big
Space Read the hint and below the word on the box The people that go to space. The thing that astronaut drive to go to the space. The moon of Saturn that bigger what we call?. The thing is bigger than the sun. The thing the astronaut put in space. Hard
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