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Why are numerous impact craters found on Ganymede and Callisto but not on Io or Europa?
IO is an active volcanic moon, and any craters are swamped with volcanic lava.Europa is an "ice" moon and any impact is swamped with melted water, which later refreezes.
What suggests that there might be liquid water on Europa?
Because europa has the same impact rate as her sister but europa is one of the smoothest planets, meaning there would be water rising and forming more ice making it look like there is no craters.
Why are there no craters on Io but in Europa?
Io has no craters because its surface is continually resurfaced by volcanic activity, which erases impact craters over time. In contrast, Europa's surface is covered in ice and experiences less geological activity, allowing impact craters to remain visible.
What is the crater diameter on Jupiter?
Jupiter itself does not have a solid surface like terrestrial planets, so it doesn't feature traditional craters. However, its moons, such as the Galilean moons (Io, Europa, Ganymede, and Callisto), do have craters. The diameter of craters on these moons can vary widely, with some being just a few kilometers across, while others, like the largest craters on Callisto, can exceed 200 kilometers.
Why is Europa the brightest moon nearest to Jupiter?
Europa is the brightest moon nearest to Jupiter primarily due to its icy surface, which reflects a significant amount of sunlight. The moon's surface is composed largely of water ice, giving it a high albedo, or reflectivity. Additionally, Europa's relatively smooth terrain with fewer impact craters also contributes to its brightness. This combination of factors makes Europa stand out among Jupiter's many moons.
What celestial bodies is most likely to have many craters?
Planets or moons without significant atmospheres, such as Mercury, our Moon, and some of the outer moons in the solar system (like Callisto, Ganymede, and Europa), are more likely to have many craters due to impacts from meteoroids and asteroids.
When was Europa Europa created?
Europa Europa was created on 1990-11-14.
What are some characteristics of Jupiter?
Jupiter's moons are very different in size and composition. For example, Europa is composed primarily of ice. Io contains sulfur and many volcanoes. Ganymede has its own magnetic field, while Calisto is full of craters.
What are some moons of Jupiter?
Jupiter's moons are very different in size and composition. For example, Europa is composed primarily of ice. Io contains sulfur and many volcanoes. Ganymede has its own magnetic field, while Calisto is full of craters.
Which is bigger europa or charon?
Yes. In fact Europa is bigger than Pluto!
Which planet does europa belong to?
Europa is a Moon of Jupiter.
Does Mercury have craters?
Yes, Mercury has craters.
