Astronomy Crossword Puzzles

Astronomy Crosswords

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

Title	Instructions / Description	Sample Puzzle Hints	Difficulty
Astronomy		a signal from space. stages that are caused bny the position of he moon. a low pull of gravity in the ocean. a word used to describe one full day. the whole moon is visible.	Big
Life in Space		Athletes and astronauts have to go through this to be good at their jobs. Astronauts live here when at work in space. The _____ on the rocket blasted out hot flames.. they ride up on the space shuttle. The rocket was _____ last week..	Older Children
Alien Planets	fill in the crossword puzzle	a fixed luminous point in the night sky that is a large, remote incandescent body like the sun.. a system of millions or billions of stars, together with gas and dust. optical instrument designed to make distant objects appear nearer. is the galaxy that contains our Solar System. planetary motion are three scientific laws describing the motion of planets around the Sun..	Big
Space Exploration		someone who is sent into space in a spacecraft. way of travel through space, which can land on land. Downlink from a spacecraft that immediately indicates the state of the spacecraft as being one of several possible states by virtue of the presence and/or frequency of the subcarrier. Command and Data Subsystem onboard a spacecraft. how we are able to float in space.	Older Children
Stars and Galaxies		unit of astronomical distance equivalent to the distance that light travels in one year. group of stars forming a recognizable pattern. cloud of gas and dust in outer space. systems of millions of billions of stars, together with gas and dust, held together by gravitational attraction. luminous envelop of a star from which it's light and heat radiate.	Older Children
The Solar System		Largest moon of Saturn.. Moon of Neptune; it has retrograde rotation.. The region where comets with short orbital periods are located. (2 wds). Dwarf planet that was once considered to be the 9th planet.. The region where comets with long orbital periods are located. (2 wds).	Very Difficult
Stars and Galaxies	Science Vocabulary Words	Objects that were too mall to tart the nuclear reactions that would make them glowing stars.. Joining of the nuclei of atoms of lighter elements under pressure releasing huge amounts of energy.. Elementary particle with roughly the same as a proton.. A large assembly of stars, gas, dust, and other mate bound together by gravity.. Study of the origin and evolution of he Univere at a whole..	Big
Space		large bright stars that are smaller and fainter than supergiants . Distance that light travels in a vacuum in a year, about 9.5 trillion kilometers. Small dense remains of a low or medium mass star. how a bright a star really is. A graph of surface temp or color and absolute brightness of a sample of stars.	Very Difficult
The Universe in a Nutshell		A theory that unites all five string theories, as well as supergravity, within a single thoretical framework, but which is not yet fully understood.. The distance traveled by light in one year.. The scientist who found the equations of how mass and energy warped spacetime before Einstein, but gave credit to him.. Where Einstein spent the last twenty years of his life because he left Germnay and renounced his citizenship.. Energy is always _____ and so it gives spacetime a curvature that bends the paths of light rays toward each other..	Very Difficult
Galaxies and Groups of Stars		Huge Groups of individual stars. Large Group of older stars that lack a sufficient amount of gas to form new stars. Type of galaxy that appears to be disorganized. Type of galaxy we live in. Bright center of young distant galaxies.	Older Children
Eclipses	Find the word that matches the hint.	2 points where the Moon's orbit crosses the Sun's plane.. An oval shaped orbit.. A shadow that makes the Moon or Sun seem to grow dark.. A star that we orbit and shines light on us.. A cone of lighter shadow..	Older Children
Eclipses	Find the answer to the definition or hint	The Earth and moon are in total darkness. Shadows make the Sun or Moon grow dark. . A very bright star. cone of lighter shadow. Darkest part.	Older Children
The Nine Planets		the first artificial satellite. planets that spin in a counterclockwise rotation. planets that spin in a clockwise rotation. its moon is more than half the size of this planet. planet that is more like Earth than any other.	Older Children
Astronomy		the remaining hot core of a star after its outer layers have expanded and drifted out into space. the number of complete cycles of a wave. A graph relating the temperature and brightness of stars. an object in space that consists of a mass of hot, glowing gas that generates energy by nuclear reactions.. a large cloud of gas and dust that may be the beginning of a new star.	Very Difficult
Space		Large bright stars that are smaller and fainter than supergiants. Distance that light travels in a vacuum in a year, about 9.5 trillion kilometers. Huge loops of gas that erupt from sunspot regions. Small dense remains of a low or medium mass star. How a bright a star really is.	Very Difficult
Solar System		The distance that light travels in one year.. A star's luminosity if it were at a standard distance from Earth.. The tendency of an object to resist change in motion.. A large cloud of dust and gas where all stars begin their lives.. A huge group of stars, dust, and gas bound together by gravity..	Hard
Astronomy	Complete the crossword puzzle	What we call our moon. Waning and Waxing are moon .... The four biggest planets in our solar system. made of rock and ice. Completing an axis.	Hard
The Inner Planets	Find the answer to the hints given.	The amount of inner planets.. Mercury has virtually no _________.. Venus's atmosphere is so _________, its always cloudy.. Earth's 'twin'. Venus rotates so ________ that its days are longer..	Older Children
Astronomy		any object that revolves around another object in space. a round pit on the moon's surface. the part of the shadow surrounding the darkest part. the two days of the year on which neither hemisphere is tilted toward or away from the sun. the spinning motion of a planet about its axis.	Hard
Solar System		Twinkle, twinkle. Large circular objects in sky, alongside stars. They circle planets or fingers. A chocolate bar with creamy centre. Second planet from the sun.	Older Children
The Outer Planets	note: all phrase or multiple-word answers are combined	the brighter clouds in layered atmospheres. Uranus was once thought to be _________.. second largest planet; famous for its many rings. what all outer planets are classified as (considers the composition of the planets). the gap that separates Saturn's two brightest rings.	Older Children
Stardust Galaxies		Stardust Galaxies. Fireworks And Waterfalls. Life Design. Should We Fight Back?. Brighter Side Of Hell.	Hard
Neptune	A planet	something a lot of women wear. a word that means 'to spin'. something very high. something that is in a few fruits. the color of the sky.	Older Children
Solar System		Neptune's _____ atmosphere causes its bluish-green color.. The _____ planets are Jupiter, Saturn, Uranus, and Neptune.. The _____ planets are Mercury, Venus, Earth, and Mars. The solar system formed from a piece of a _____ of gas, ice, and dust.. In the solar system, planets revolve around _____..	Hard
Constellations	Find the Constellations from the discriptions.	The Fire Bird. The Winged Horse . The Greater Bear . A cat-like animal. The Ram.	Hard
Small Bodies in Space & Planets		the sun. the hottest planet in the solar system. recognized for its bright and large rings. most live in the asteroid belt. the 'red planet'.	Older Children
The Moon, Seasons & Contellations		commonly known as the big dipper. the moon phase where we see the entire moon. the man who turned to a swan to save his friends body. what is the main cause for seasons. the first half moon we see in the phases.	Older Children
The Life Cycle of Stars		one of the results at the end of a small/medium stars life. a large cloud of dust and gas. the main and longest phase in a stars life. when a giant star dies. color of the hottest stars.	Older Children
The Universe		distance light travels in 1 year. hot,dim stars at the end of their life. diagram that plots stars according to luminosity and surface temperature. cloud of gas/dust where stars are born. causes day and night.	Hard
Astronomy		The distance traveled by light in one year. Groupings of stars. A dwarf planet. Super Red Giant. Hottest planet in the solar system.	Hard
Far Side of the Moon		action of striking one thing against another; collision. the enclosed front section of a rocket. passage of electronic waves from a transmitter to a reciever . line where the Earth and sky meet. a self-contained unit or system within a larger system .	Older Children
Solar System		Jupiter, Saturn, Uranus, Neptune. The hottest planet out of all. This planet is made of mostly hydrogen adn helium. Mercury, Venus, Earth, Mars. The farthest inner planet from the sun.	Older Children
Moon		the _____ of the moon can affect the tides. the solar system is in ____.. you see the moon at its best at ____.. holes. a full moon is in the shape of a ______..	Older Children
The Life of a Massive Star		All stars start out like this. This is the second stage of a star. This is the third stage of a massive star. The end of a massive star. This explosion only happens to massive and super-massive stars.	Older Children
Shooting Star's		is the combining of nuclei of light atoms. the lightset of all gases and the most abondant element in the universe. the characteristic physical property of a subtance is equal to the mass divided by the volume. is the spontaneous distintegration of a nucleus into a slightly lighter and more. is a pure substance made of only one kind of atom.	Older Children
Space and Stars	black hole, constellation, polygon, star, polaris, sun, mercury, earth, ursa major, telescope, magnify, planisphere	a tiny point of light in the sky. the constellation that the big dipper is in (two words). a figure with at least 3 straight lines and points. tool used to magnify distant objects like stars and planets. when a star implodes and its core collapses and sucks in everything around it (two words).	Older Children
Learning the Sun	By Sam Kotech	What do young solar nebula's do?. What is the process in which two or more low-mas nuclei join together called? . How long would the sun last before shrinking completely?. What happens when small planetesimals collide with larger ones?. What is the sun not doing?.	Hard
The Life Cycle of a Star		One of the results at the end of a low or median mass star's lifetime (Core Remains). Stars that have too low a mass to start nuclear fusion. A large cloud of gas and dust. One of the results at the end of a low or median mass star's lifetime (Gaseous). One of the final stages of a high mass star as a result of no more fuel to burn.	Big
Space		When a red giant collapses on itself and shrinks in size. A small object that orbit the earth and makes GPS work.. Groups of stars named in honor of mythological beings.. The first stage in the life cycle of a star. Grouping of millions or billions of stars, gas and dust..	Hard
Neptune		This particle give the Neptune’s particular color.. The largest moon of Neptune.. Like all the outer planets, Neptune has __________.. It is the main component of the Neptune’s atmosphere.. Neptune appears __________..	Older Children
The Life Cycle of Stars		this is what a low or medium life star will become later in its life; typically have the same mass as our Sun, but only a bit larger than the Earth . this may be the beginning or the end of a star's life; a cloud that is made up of dust, helium and hydrogen, and plasma . burn up their fuel more quickly than regular stars; soon all fuels will run out and the core will collapse. places in space so strong that not even light can escape; may occur when a star is dying. the dying stage of a star; they become larger and this color due to the decrease in temperature .	Moderately Challenging
Stars		The blue-white hot core of a star that is 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 cloud of gas that is created when the outer layers of a red giant star drift out into space.. An enormously bright distant galaxy with a giant black hole at its center..	Older Children
Planets		A dwarf-planet (not a real planet). The planet that is part rock, part gas. The gas giant with horizontal rings. It is a star at the centre of the solar system. The red planet.	Older Children
Venus		Greek Goddess. Sulfuric acid is where?. composes 3.5% of the atmosphere. Venus doesn't have what?. Largest Volcano.	Older Children
Neptune, Uranus, & Jupiter		The planet Uranus was named after ancient _____ gods.. The planets Jupiter and Neptune were named after ancient _____ gods.. Nasa Earth Exchange (short form). The fourth Galilean moon of Jupiter. This was a NASA mission to Jupiter..	Older Children
Solar System		distance light travels in a vacuum. cluster of stars, or a cloud of dust particles and gases. . a _______ is the object that follows its own orbit. turning on an axis. the Milkyway s a ____________.	Older Children
All About Stars		The red giant phase is actually a prelude to a star shedding its outer layers and becoming a small, dense body called a ________.. Stars may occur in many sizes, which are classified in a range from ____ to supergiants. White dwarfs cool for billions of years, until they eventually go dark and produce no energy this point is called _____.. Stars may occur in many sizes, which are classified in a range from dwarfs to ________. primary building block of stars.	Hard
Space and Enviroment		What astronauts use to get to space. Frozen condensation, but enough mosture in the air. 0 gravity. Brocken satallites. Dwarf planet.	Big
The Planets	Use the folliwng words: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, Pluto; Inner Planets; Outer Planets	planets farthest from the sun. the second farthest planet from the sun. the planet farthest from the sun. the planet where we live. planets closest to the sun.	Older Children
THe Solar System		a hot ball of gases. planets farthest from the sun. a large body of rock or gas that orbits the earth. the spinning of an object on it's axis. an imaginery line that goes through the North and SOuth pole.	Moderately Challenging
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