These rocky bodies are usually smaller than 10 meters.
What are meteoroids?
What galaxy do we live in?
What is the Milky Way
A group of stars formed from the same nebula at the same time.
What is a star cluster
A group of solar systems, stars, and dust held together by gravity.
What is a galaxy
What is the closest planet to the sun?
What is Mercury
These icy objects develop tails when near the sun.
What are comets
A galaxy with a central bulge and spiral arms.
What is a spiral galaxy
A star system with 2 stars is called a ______ system?
What is a binary system
A natural or artificial body that revolves around a planet.
What does satellites mean?
The planet farthest from the sun in the list: Earth, Mars, Jupiter, Saturn?
What is Saturn
These are made of gas and liquid and are the largest planets.
What are the outer planets
What galaxy is oval/ egged shaped containing many old stars
A dense, spherical star cluster containing millions of stars
What is a globular cluster
This unit of measurement is used to express the vast distances between stars and galaxies (outside of our solar system)
What is a light-year
This is a massive system of stars, star systems, star clusters, solar systems, gas, dust, and dark matter held together by gravity?
What is a galaxy
These irregularly shaped rocky bodies range from over 10 meters to 960 km.
What are asteroids
What galaxy has no uniform shape and contains many young stars
What is an irregular galaxy
A star cluster that is loosely organized and contains thousands of stars
What is an open cluster
This term describes the apparent shift in position of a nearby star when viewed from different points in Earth's orbit, and it's used to measure stellar distances.
What is parallax
This is the final stage in the life of a massive star, where gravity collapses the core into a point with infinite density.
What is a black hole
What is a meteoroid called after it strikes Earth
What is a meteorite
What galaxy is not common and has a black hole in its center?
What is a quasar galaxy
What is it called when one star in a binary system blocks light from the other star?
What is an eclipsing binary
This unit of measurement is used to describe distances within our solar system. It is based on the average distance between Earth and the Sun.
What is an astronomical unit
These natural satellites orbit planets and vary in size, with some being larger than small planets. They can be rocky, icy, or a mix of both.
What are moons