ケンタウルス座アルファ星には惑星がある。それは、ケンタウルス座アルファ星Bbである。の英語

The star system Alpha Centauri has a planet called Alpha Centauri Bb.

a major planet whose orbit is outside the asteroid belt (Jupiter, Saturn, Uranus, Neptune, Pluto)

Venus is a hot planet.

Jupiter is a big planet, right?

of or relating to a galaxy (especially our galaxy the Milky Way)

Jupiter is the largest planet in the Solar System.

The planet, Kepler-78b, is in the constellation Cygnus about 400 light years away from Earth.

Mars has two satellites

The planet orbits Proxima Centauri, a star only about four light years away from Earth.

Neptune is the eighth planet of the solar system.

Neptune is the eighth planet of the solar system.

Planets move around a fixed star.

Mars has two moons.

Adrastea is one of the 39 satellites of Jupiter and is the second closest to Jupiter itself.

Mars has two moons.

The earth is not a star, but a planet.

The earth is not a star but a planet.

It is known that one of Pluto's moons, Charon, is regressing.

a planet called the Jovian planet

There are innumerable stars in the galaxy.

There are innumerable stars in the Galaxy.

the planets orbiting nearby are Venus and Mars

Earth, Mars and Jupiter are planets.

The Earth, Mars and Jupiter are planets.

There are many, many planets in the Milky Way which are just as big as Jupiter.

a group of small planets which have almost the same orbit as Jupiter

Jupiter has at least sixteen moons.

The earth is a planet, not a fixed star.

The earth is not a star, but a planet.

the largest planet in the solar system, called Jupiter