7, 1610. The discovery, along with three other Jovian moons, was the first time a moon was discovered orbiting a planet other than Earth. Galileo's discovery eventually led to the understanding that planets orbit the sun, instead of our solar system revolving around Earth. Galileo called this...
D. One of its moons might have an ocean underneath. (卫星中的一个下面可能存在海洋)符合以上说法,故选D。【小题3】细节理解题。根据文章第三段的Before his time, people believed that the Sun, stars and other planets all revolved around the Earth. However, Galileo proved that the Sun was at...
The moons of the Solar System. If some of these moons were situated in different locations (orbiting the Sun instead of another planet), astronomers would define them as planets. Seven of the top ten largest non-planets in the Solar System are all moons. The Solar System is a vast and f...
and it is larger than the planets Pluto and Mercury.Next in size is Callisto, which is the farthest away from Jupiter.It is the closest to the planet, and has a lot of active volcanoes.The smallest of the Galilean moons is Europa.Europa is covered in ice, and scientists believe there ...
It is the fifth planet from the sun and the fourth brightest object in the sky. Before the invention of the telescope Jupiter was thought to be a bright star. In 1610 the famous astronomer Galileo realised that Jupiter was actually a planet. He also noticed that it had four large moons....
Since 2016, the NASA spacecraftJunohas been investigating Jupiter and its moons. Related:Gas giants: Jovian planets of our solar system and beyond When was Jupiter discovered? Jupiter helped to revolutionize the way we saw the universe — and our place in it — in 1610 when Galileo discovered...
He also noticed that it had four large moons. These are known as the Galilean moons. The biggest is Ganymede, and it is larger than the planets Pluto and Mercury. Next in size is Callisto, which is the farthest away from Jupiter. It is the closest to the planet, and has a lot of ...
It is the fifth planet from the sun and the fourth brightest object in the sky. Before the invention of the telescope Jupiter was thought to be a bright star.In 1610 the famous astronomer Galileo realised that Jupiter was actually a planet. He also noticed that it had four large moons. ...
In 1610, the famous astronomer Galileo realised that Jupiter was actually a planet.He also noticed that it had four large moons.These are known as the Galilean moons.The biggest is Ganymede, and it is larger than the planets Pluto and Mercury.Next in size is Callisto, which is the farthest...
D Jupiter is the largest planet in our solar system and is made up of many different kinds of gases. It is so big that1,300 Earths could fit inside Jupiter! And it has 79 moons. Some of its moons are like small planets, and others are pieces of rock and ice. Studying Jupiter's ...