The colors for inner planets Mercury, Venus, Earth and Mars are gray, yellowish-white, predominantly blue with patches of other colors and red-orange, respectively; the outer planets Jupiter, Saturn, Uranus and Neptune have the colors orange with white bands, light yellow, light blue and pale blue, respectively. Mercury, which is the closest planet to the sun, has no atmosphere, and its surface appears gray. Mars color is red-orange because its surface contains rust-colored rocks.
The yellowish-white appearance of Venus is due the sulfuric acid clouds in its atmosphere. The Earth is mainly blue in color due to its water sources. However, when seen from space, patches of the colors brown, white, green and yellow are visible. The while colors are due to the clouds, and some continents appear green.
Similarly, the different colors associated with the outer planets are associated with the types of atmospheres found on these planets. For example, Uranus and Neptune have a blue hue because of the methane clouds found in their atmospheres.Learn More
The planet Venus was named after the Roman goddess Venus, the goddess of love and beauty. Venus was considered a major deity, and was also referred to as Aphrodite by the Greeks. Venus was married to Vulcan, but Romans believed Mars, the god of war, and Adonis were her lovers.Full Answer >
With 63 known natural satellites, Jupiter is the planet with the most moons. However, Jupiter may have other undetected moons. Jupiter's largest moon is Ganymede, which was named for the Greek cup bearer to the gods.Full Answer >
While no specific date can be identified for the discovery of Mars, knowledge of the planet dates back to ancient civilizations. Ancient Romans, Egyptians and Chinese astronomers independently discovered and named the planet.Full Answer >
The planet Venus has a thick, dense atmosphere made up almost entirely of carbon dioxide. Though Venus is farther from the sun than Mercury, its surface is actually hotter because the atmosphere traps the heat like a giant, planetary greenhouse.Full Answer >