Is everything in existence (galaxies, solar systems, and planets)
Galaxy
Billions of stars, dust, and gas held together by gravity. Our Galaxy is the Milky Way.
Solar system
Our solar system is 8 planets revolving around the sun.
Sun
The center of our solar system and the closest star to Earth.
Asteroids
Small bodies of rock and metal that orbit the sun.
Inner planets
The small dense planets with rocky surfaces. They are the planets that are closest to the sun.
Mercury
Photo (Mercury)
Venus
Photo (venus)
Earth
Photo (Earth)
Mars
Photo (Mars)
Comets
Dust particles, frozen water and frozen gases that orbit the sun.
Meteoroids
Small bodies of rock that orbit the sun.
Planets
The largest bodies orbiting the sun.
Moon
Bodies of rock that orbit planets.
Outer Planets
Large cold, planets made of mostly gas and are the farthest away from the sun.
Studylib tips
Did you forget to review your flashcards?
Try the Chrome extension that turns your New Tab screen into a flashcards viewer!
The idea behind Studylib Extension is that reviewing flashcards will be easier if we distribute all flashcards reviewing into smaller sessions throughout the working day.