Earth and Space Science Vocab

a large piece of rock or metal flying in space that is left over from the planets

a force that weighs down objects

a group of stars, planets, dust and gas

a person who travels into space

an imaginary line objects in space follow as they move around a larger object

an object that moves around Earth and sends messages and pictures to help us learn about space

a group of objects in space, including the Sun and everything that moves around it

an object that moves around the Earth that we see mostly at nighttime in phases

a craft that is reused to carry people into space and back to Earth

to move around something in a circular path

when an object spins on a center point

a giant ball of extremely hot gas that burns and gives off heat and light

a star in the center of the solar system that burns gas and gives off heat and light

a large round object in space that follows a path and moves around a star like the Sun

everything that can be seen, touched and sensed above Earth's atmosphere

a tool that makes faraway objects look bigger and closer