SOLAR SYSTEM:
The collection of planets and their moons in orbit around a sun, together with smaller bodies such as asteroids, meteoroids, and comets.
There are 8 planets in our Solar System, plus Pluto (which is no longer considered a planet).
GALAXY:
A system of millions or billions of stars, together with gas and dust, held together by gravitational attraction. A GALAXY contains many SOLAR SYSTEMS.
Our GALAXY's name is "The Milky Way".
THE CENTER OF OUR GALAXY:
There is strong evidence that at the center of our GALAXY is a supermassive black Hole
What do all the planets orbit in the Galaxy?
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THE CORRECT ANSWER
SOLAR SYSTEM:
The collection of planets and their moons in orbit around a sun, together with smaller bodies such as asteroids, meteoroids, and comets.
There are 8 planets in our Solar System, plus Pluto (which is no longer considered a planet).
GALAXY:
A system of millions or billions of stars, together with gas and dust, held together by gravitational attraction. A GALAXY contains many SOLAR SYSTEMS.
Our GALAXY's name is "The Milky Way".
THE CENTER OF OUR GALAXY:
There is strong evidence that at the center of our GALAXY is a supermassive black Hole
THE CENTER OF OUR SOLAR SYSTEM:
The Sun
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