Constellations Vocabulary Test

Everything that exists in, on and around the Earth

• constellations
• local group
• galaxy
• universe

Energy that does not need matter to travel

• electromagnetic sound
• radiant energy
• stars
• thermal energy

An instrument used to observe objects that are far away

• kaeidoscope
• microscope
• telescope
• galaticoscope

A massive ball of gas in outer space that gives off heat, light and other forms of radiation

• galaxy
• star
• space
• universe

A particular area of the sky; a group of stars

• galaxy
• local group
• star gazer
• constellation

The large, empty part of the universe that does not contain any matter

• space
• galaxy
• main sequence stars
• universe

The study of the properties and behavior of bodies in outer space

• spaceography
• geology
• astronomy
• astromoner

A period of the year determined by the position of Earth as it revolves around the sun

• Orbit
• planetoid
• space
• season

An imaginary line that an object spins or revolves around

• axis
• orbit
• rotate
• hemisphere

A small planet-like body of rock that orbits a star

• planet
• planetoid
• asteroid
• galaxy