Type
Crossword
Description

The closest planet to the sun Mercury
Star clusters that are extremely luminous objects Globular
Longer day than year Venus
A dust cloud Orion Nebula
Hot core at the heart of the collapsing cloud Protostar
The moon with a frozen ocean Europa
The galaxy which the solar system belongs MilkyWay
Planet that spins sideways Uranus
Double dwarf planet Pluto-Charon
Cluster found in spiral and irregular galaxies Open
The great red spot Jupiter
Galaxy with a spheroidal structure Elliptical
Cause of black holes Galaxycollision
Spacecraft that explored Saturn Cassini spacecraft
A heavy element that stars produce Nitrogen
Planet that sustains life Earth
Natural Satellites Moons
Most widely recognized astronomical objects Stars
The Red Planet Mars
Surrounds the core of a star Hydrogen

Astronomy Crossword Puzzle

Type
Crossword
Description

A large cloud of gas and dust, spread out in an immense volume. nebula
A contracting cloud of gas and dust with enough mass to form a star. protostar
An object whose gravity is so strong that nothing, not even light can escape. blackhole
The brilliant explosion of a dying supegiant star. supernova
An imaginary pattern of stars in the sky. constellation
The blue-white hot core of a star that is left behind after its outer layers have expanded and drifted out into space. whitedwarf
The tendency of an object to resist any change in its motion. inertia
The force that pulls objects towards each other. gravity
A huge, reddish loop of gas that protrudes from the sun's surface, linking parts of sunspot regions. prominences
A dark area of gas on the sun's surface tht is cooler that surrounding gases. sunspots
Rocky objects revoloving around the sun that are too small and numerous to be considered a planet. asteroids
A loose collection of ice, dust, and small rocky particles, typically with a long, narrow orbit. comet
The solid inner core of a comet. nucleus
The fuzzy outer layer of a comet. coma
The small, dense remains of a high-mass star after a supernova. neutronstar
The study of moons, stars, and other objects in space. astronomy
The apparent change in position of an object when seen from different places. parallax
All of space and everything in it. universe
A huge group of a single stars, star systems, star clusters, dusts, and gas bound together by gravity. galaxy
One of the small asteroid-like bodies that formed the building blocks of the planets. planetesimals
The movement of an object around another object. revolution
The spinning motion of a planet on its axis. rotation
A small, old, relatively coolo star. reddwarf
An artificial body placed in orbit around the earth or moon or another planet in order to collect information or for communication. satellite
A stream of electronically charged particles that emanate from the sun's corona. solarwind

The Big Bang Crossword

Type
Crossword
Description

The three main components for a galaxy are a bulge, disk, and halo Spiral
A group of stars that are gravitationally bound Star clusters
Consists mostly of empty space Universe
Does not have any internal structures Elliptical galaxies
The first inner planet Mecury
The second inner planet Venus
Rocky, Earth-like Terrestial
Gas giants Jovian planets
Large space rocks Asteroids
Frozen gases and tiny dust particles Comets
Balls of gases that produce light and heat Star
Streaks of light caused by burning space rock Meteor shower
Fuzzy cloud of gas Nebula
Does not have a distinct shape contains many young stars and have intense star formation Irregular galaxy
Leftover thermal energy from the big bang Cosmic background radiation
Objects moving away from the Milky Way give off a wave of light Red shift
If a star is ______, then it is moving away Blue shifted
Matter that doesn't give off electromagnetic radition Dark matter

Components of The Universe and the Big Bang Theory Crossword

Type
Crossword
Description

Huge collection of stars? Galaxies
Galaxy with 3 main components : Disk, Bulge, and Halo? SpiralGalaxies
Galaxy that can be shaped partially or spherical? EllipticalGalaxies
Galaxy that doesn't have a distinct shape? IrregularGalaxies
Are made of gases and produce their own heat? Stars
Group of stars which are bounded gravitationally? StarNebulae
Giants cloud of gas and dust? Nebulas
Planets that have rocky surface and cores made of Iron? Terrestrial
Planets (Gas Giants) which surfaces are not solid? Jovian
A natural satellite of a planet? Moon
After moons, next largest objects (rocks) in the Solar System? Asteroids
A mixture of frozen gases and tiny particles of dust? Comets
A streak of light formed by a space rock burning up as it enters Earth's atmosphere? Meteors
Rock that strikes the Earth's atmosphere? Meteorites
Scientist that discovered the expansion of the Universe? EdwinHubble
Shift that tells us light away from us? RedShift
Shift that tells us light close to us? BlueShift
Name of the theory of the formation of the universe? BigBangTheory
Matter that does not give off ER? DarkMatter
The largest object in our Solar System? Sun

What the universe is made of Word Search

Type
Word Search
Description

asteroids
atom
black holes
central bulge
color
comets
dark
dark energy
dark matter
darkness
disk
dwarf planets
earth
electrons
elements
energy
Galaxies
gas
Globular clusters
gravity
halo
heat
interstellar dust
jupiter
light
mars
matter
microwaves
nebulas
neutrons
orion spur
perseus arm
planets
pluto
protons
quarks
radiowaves
satellites
saturn
stars
superclusters
venus
void

6th Grade Science Project Crossword

Type
Crossword
Description

Any of the large celestial bodies that revolve around the Sun in the solar system planets
a small object that enters Earth's atmosphere from space and burns due to friction, emitting light meteor
The four largest and brightest moons of Jupiter, which were discovered by Galileo Galilei: Ganymede, Io, Callisto, and Europa Galilean moons
Large and small rocks or metallic masses orbiting the Sun; made up of materials similar to those that formed the planets Asteroid
A celestial body of ice, dust, and rock with an elongated and elliptical orbit Comet
the force that causes objects with mass to attract one another Gravity
the whole mass of air surrounding a planet Atmosphere
move in an elliptical path around a center Revolution
The gravitationally-curved path of an object around a point in space Orbit
To spin on an axis; the spinning of Earth on its axis that causes day and night to occur Rotation
Composition of outer planets whose atmosphere is made of gases Gaseous
relating to the land Terrestrial
The region between the inner and outer planets where most asteroids orbit around the Sun Asteroid belt
A reusable spacecraft designed to transport people and cargo between Earth and space Space shuttle
A vehicle or device designed for travel or operation outside Earth's atmosphere Spacecraft
a large artificial satellite used as a long-term base for manned operations in space. Space station
An unmanned spacecraft designed to explore the solar system and transmit data back to Earth Space probe
an engine that provides thrust directly through the burning of its fuel without requiring the intake of air Rocket
A vehicle for exploring the surface of an extraterrestrial body (such as the Moon and Mars) Rover
National Aeronautics and Space Administration; the American governmental agency dedicated to space exploration NASA

Space! Crossword

Type
Crossword
Description

A galaxy in a sphere-like shape. They usually contain low-mass stars. Elliptical
A galaxy that is in a spiracal shape. These glaxies have a wide range of stars and nebula. Ex. Milky Way Spiral
A galaxy that doesn't fit either molds. Scientists speculate that these are the product of gravity pulling at the galaxy from different directions. Irregular
A ball of ice, gas, and rock that orbits around a star. They are sometimes called Dirty Snowballs. Comet
A space rock that orbits the sun in an elliptical fashion. The majority of ours are found in between Mars and Jupiter. Asteroid
They are referred to as shooting stars. They are the asteroids that penetrate the Earth's atmosphere. Meteor
They are the meteors that hit the Earth. Meteorite
A group of millions and billions of stars, celestial objects, and nebulas that are all in a general area. Galaxy
Any object in space besides Earth. Celestial Objects
An object that orbits a planet. Ex. The moon Satellite
A natural satellite that is made up of rock, ice, and other varying elements. Moon
A hot burning mass of hydrogen,helium, and varying other elements. They are the center of their solar system. Star
A cloud of dust and gas that will one day form a protostar. Nebula
It comes after the main sequence of a star's life. It is where the star starts to run out of fuel. Red Giant
A newly formed star. Protostar
The stage I which a star is in its prime. It is the longest period of a star's life. Main Sequence
The stage in which the star has collapsed on itself creating a star that doesn't produce its own light, but has a very high density. In comparison to a human's life, it is the elderly stage. White Dwarf
A place in space where the gravitational pull is so strong that not even light can escape. Black Hole

Componenets of the Universe and the Big Bang Theory Crossword Puzzle

Type
Crossword
Description

_______spans a diameter of over 150 billion light years. The Universe
Our solar system is in this galaxy_______ Milky Way
The Milky Way is 100,000 ________across. light years
There are 200 billion ______ in our galaxy. stars
_______ galaxies are shaped like a flattened disk with a bulge in the center from which arms spiral out. Spiral
These galaxies have a more spherical shape and are thought to be the most common galaxies in the universe. Elliptical
These galaxies have no distinguishable shape with no central bulge or spiral arms. Irregular
This star is nearest to the earth. Sun
Stars come in different________ colors
The color of the star is directly proportional to its_________ temperature
Mercury, Venus, Earth, and Mars are the ___________ planets. terrestrial
Jupiter, Saturn, Uranus, and Neptune are the __________ palnets. jovian
There are eight _________ in our solar system. planets
_________ are leftovers of the early Solar System. Asteroids
Most asteroids are in the asteroid _________. belt
________ orbits are usually elliptical. Comet
Many comets are formed in this as well as the Kuiper Belts. Oort Cloud
A_______________ occurs when the Earth passes through the trail of debrisleft by a comet or asteroid. meteor shower
These are clouds of gas and dust which form in interspellar space. Nebulae
He discovered that all galaxies are outside our own Milky Way, millions of light-years away. Edwin Hubble

Astronomy vocabulary Crossword

Type
Crossword
Description

An enormous gravitational bond assemble of the millions or billions of stars Galaxy
A giant ball of hot gas that creates and emits its own radiation through nuclear fusion star
ny of the large bodies that revolve around the sun in the solar system (2) : a similar body associated with another star planets
the natural satellite of the earth, visible by reflected light from the sun (can only be seen at night). moon
any of the small rocky celestial bodies found especially between the orbits of Mars and Jupiter asteroid
any of the small particles of matter in the solar system that are directly observable only by their incandescence from frictional heating on entry into the atmosphere Meteor
a celestial body that appears as a fuzzy head usually surrounding a bright nucleus comet
a unit of length in astronomy equal to the distance that light travels in one year in a vacuum light year
any of numerous clouds of gas or dust in interstellar space Nebula
a shift toward longer wavelengths of the spectral lines emitted by a celestial object that is caused by the object moving away from the earth. Red-shift
a galaxy that has a generally elliptical shape and that has no apparent internal structure or spiral arms called also elliptical compare spiral galaxy Elliptical galaxy
a galaxy exhibiting a central nucleus or barred structure from which extend curved arms of higher luminosity spiral galaxy
is a galaxy that does not have a distinct regular shape, unlike a spiral or an elliptical galaxy. Irregular galaxy
the phase of the moon in which its whole disk is illuminated. Full moon
the phase of the moon when it is in conjunction with the sun and invisible from earth New moon
Aerospace. an unmanned spacecraft designed to explore the solar system and transmit data back to earth. space probe
a telescope in which a mirror is used to collect and focus light. Reflection telescope
telescope that uses a converging lens to collect light refracting telescope
artificial body placed in orbit around the earth or moon or another planet in order to collect information or for communication. satellite

components of the universe Word Search

Type
Word Search
Description

red supergiant
rigel
planet
radiation
spiral galaxy
light years
black hole
red giant
whitedwarf
sun
protostar
main sequence
electromagneticspectrum
hertzsprung-russell
luminosity
supernova
galaxy
nebulae
star
universe

Solar system Crossword

Type
Crossword
Description

the envelope of gases surrounding the earth or another planet. Atmosphere
a large planet of relatively low density consisting predominantly of hydrogen and helium, such as Jupiter, Saturn, Uranus, or Neptune. Gas Giant
the force that attracts a body toward the center of the earth, or toward any other physical body having mass. Gravity
a planet whose orbit lies within the asteroid belt, i.e., Mercury, Venus, Earth, or Mars. Inner planet
the curved path of a celestial object or spacecraft around a star, planet, or moon, especially a periodic elliptical revolution. Orbit
a planet whose orbit lies outside the asteroid belt, i.e., Jupiter, Saturn, Uranus, or Neptune. outer planet
a celestial body moving in an elliptical orbit around a star. Planets
planet is a planet that is composed primarily of silicate rocks or metals. Rocky Planets
the collection of eight planets and their moons in orbit around the sun, together with smaller bodies in the form of asteroids, meteoroids, and comets. Solar System
the time taken by a planet to make one revolution around the sun. year
is a dwarf planet in the Kuiper belt, a ring of bodies beyond Neptune. Pluto
The Great Red Spot is a giant, spinning storm in Jupiter's atmosphere. Great Red Spot
a celestial object consisting of a nucleus of ice and dust and, when near the sun, a “tail” of gas and dust particles pointing away from the sun Comet
noun: meteor; plural noun: meteors a small body of matter from outer space that enters the earth's atmosphere, becoming incandescent as a result of friction and appearing as a streak of light Meteor
a small rocky body orbiting the sun. Asteroid
a small body moving in the solar system that would become a meteor if it entered the earth's atmosphere. Meteroid
a celestial body resembling a small planet but lacking certain technical criteria that are required for it to be classed as such. Dwarf Planet