Q:

Why is Venus so bright?

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Quick Answer

Venus is one of the brightest objects in the night sky because the thick clouds that surround the surface reflect most of the light that reaches it. Another reason Venus appears so bright is due to the fact that it is the closest planet to the Earth.

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Full Answer

The planet Venus can usually be seen within a few hours after the sun goes down or just before sunrise as the brightest object in the sky aside from the moon. Venus seems to be brightening, which makes it even more visible from the Earth. Around the 17th century, Galileo discovered that Venus also has phases that are similar to that of the moon.

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Related Questions

  • Q:

    Why is Venus the hottest planet?

    A:

    Venus has surface temperatures of up to 900 degrees Fahrenheit because it is much closer to the sun and has a thick, high-pressure atmosphere. When sunlight penetrates the atmosphere of Venus, it does not have the energy to escape efficiently and continues to heat the surface.

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  • Q:

    What is the lowest temperature on Venus?

    A:

    The lowest temperature on Venus is minus 175 degrees Celsius, found at an atmospheric layer 125 kilometers above the surface of the planet. The planet's average temperature, however, stands at 464 degrees Celsius, making it hotter than Mercury despite being farther away from the sun.

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  • Q:

    What is Venus's gravitational pull?

    A:

    According to NASA, the surface gravitational pull on Venus is 9.5 meters per second squared, or 31 feet per second squared. The gravitational constant, G, is based on Earth's gravity and is equal to 1 on Earth, but because Venus has less gravity, G is equal to .88 on Venus.

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  • Q:

    What is the surface temperature of Venus?

    A:

    Venus is the hottest planet in the solar system, with an average surface temperature of 872 degrees Fahrenheit. The average temperature for the whole planet is 864 F. The reason for its high temperatures is not its proximity to the sun, but its heavy atmosphere composed mainly of carbon dioxide.

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