Space Vocabulary 👏 Flashcards
Orbit
The path of an object in space as it moves around another object due to gravity
Solar system
The sun and its family of orbiting planets and moons and other objects
Galaxy
a group of solar systems, dust, and gas held together by gravity; our solar system is part of the Milky Way galaxy
Universe
everything that exists in, on and around the Earth
Satellite
An object that orbits a more massive object
Impact crater
A round pit left behind on the surface of a planet or other body in space after a smaller object impacts with the surface
Axis of rotation
An imaginary line about which a turning body such as the earth rotates
Revolution
The motion of one body around another, such as the earth in its orbit around the sun
Season
One part of a pattern of temperature changes and other weather trends over the course of a year
Equinox
Ina n orbit a position in time in which sunshine shines equally on the Northern and Summer Hemispheres,a time of the year where the daylight and darkness are nearly equal for most parts of the earth
Solstice
In an orbit, a position and time during which one hemisphere receives it maximum,area of sunlight and the other hemispheres review minimum amount the time of the year when the days are either longest or shortest
Mare
A large dark plain of solidified lava on the moon
Eclipse
An event during which on object in space casts a shadow onto another
Umbra
The dark central region of a shadow, such as the cone of complete cast by an object
Penumbra
A region of a lighter shadow that may surround a dark central region..the spreading cone of lighter shadow cast by an object
