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1. science.nasa.gov › venus › venus-factsVenus Facts - Science@NASA

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   Venus is similar in structure and size to Earth, and is sometimes called Earth's evil twin. Its thick atmosphere traps heat in a runaway greenhouse effect, making it the hottest planet in our solar system with surface temperatures hot enough to melt lead. Below the dense, persistent clouds, the surface has volcanoes and deformed mountains.

   • Why is Venus So hot? We Asked a NASA Scientist: Episode 39 - NASA

     The Earth’s average surface temperature is about 60 degrees...

   • NASA Climate Modeling Suggests Venus May Have Been Habitable

     With no water left on the surface, carbon dioxide built up...

   • In Depth | Venus – NASA Solar System Exploration

     A runaway greenhouse effect turned all surface water into...

2. www.space.com › venus-runaway-greenhouse-effectHow Venus Turned Into Hell, and How the Earth Is Next

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   Aug 7, 2019 · Eventually, Venus became a runaway greenhouse with all the water dumped into the atmosphere trapping as much heat as possible, with the surface temperatures continuing to skyrocket.

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     The Runaway Greenhouse Effect Of Venus | Why Is Venus The Hottest Planet In Our Solar System?

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     Venus is NOT a "Runaway" Greenhouse Effect!

     Feb 26, 2021

     586.1K Views

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     Venus: the Greenhouse Effect

     May 28, 2019

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4. www.universetoday.com › 22577Venus Greenhouse Effect - Universe Today

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   Dec 19, 2008 · Venus Greenhouse Effect. You might be surprised to know that Venus is the hottest planet in the Solar System. With a global temperature of 735 Kelvin (462 degrees C), the surface of Venus is hot ...

5. www.nasa.gov › general › why-is-venus-so-hot-weWhy is Venus So hot? We Asked a NASA Scientist: Episode 39 - NASA

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   Jun 14, 2023 · The Earth’s average surface temperature is about 60 degrees Fahrenheit or 15 degrees Celsius. Our atmospheric composition is about 78% nitrogen, 20-ish% oxygen, and then about less than 1% of a whole bunch of other gases. But Venus’s atmosphere isn’t like Earth’s. We know that on Earth, carbon dioxide acts as a greenhouse gas.

6. www.nasa.gov › centers-and-facilities › gissNASA Climate Modeling Suggests Venus May Have Been Habitable

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   Aug 11, 2016 · With no water left on the surface, carbon dioxide built up in the atmosphere, leading to a so-called runaway greenhouse effect that created present conditions. Previous studies have shown that how fast a planet spins on its axis affects whether it has a habitable climate. A day on Venus is 117 Earth days.

   • Author: Rob Garner

7. solarsystem.nasa.gov › module › 8910 Need-to-Know Things About Venus - NASA Solar System ...

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   Runaway Greenhouse. Venus’ thick atmosphere traps heat creating a runaway greenhouse effect – making it the hottest planet in our solar system with surface temperatures hot enough to melt lead. The greenhouse effect makes Venus roughly 700°F (390°C) hotter than it would be without a greenhouse effect. 07.

8. People also ask

   Why was Venus a runaway greenhouse?

   • Eventually, Venus became a runaway greenhouse with all the water dumped into the atmosphere trapping as much heat as possible, with the surface temperatures continuing to skyrocket. The liquid water that had been on the surface helped keep the tectonic plates nice and flexible, in a sense adding lubrication to the process of plate tectonics.

   How Venus Turned Into Hell, and How the Earth Is Next

   www.space.com/venus-runaway-greenhouse-effect-earth-next.html

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   What is the atmosphere like on Venus?

   • The Earth’s average surface temperature is about 60 degrees Fahrenheit or 15 degrees Celsius. Our atmospheric composition is about 78% nitrogen, 20-ish% oxygen, and then about less than 1% of a whole bunch of other gases. But Venus’s atmosphere isn’t like Earth’s. We know that on Earth, carbon dioxide acts as a greenhouse gas.

   Why is Venus So hot? We Asked a NASA Scientist: Episode 39 - NASA

   www.nasa.gov/general/why-is-venus-so-hot-we-asked-a-nasa-scientist-episode-39/

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   What is Venus like today?

   • Venus today is a hellish world. It has a crushing carbon dioxide atmosphere 90 times as thick as Earth’s. There is almost no water vapor. Temperatures reach 864 degrees Fahrenheit (462 degrees Celsius) at its surface. Scientists long have theorized that Venus formed out of ingredients similar to Earth’s, but followed a different evolutionary path.

   NASA Climate Modeling Suggests Venus May Have Been Habitable

   www.nasa.gov/centers-and-facilities/giss/nasa-climate-modeling-suggests-venus-may-have-been-habitable/

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   Is Venus a life-bearing planet?

   • The present-day surface of volcanic rock is blasted by high temperatures and pressures. Asked if the surface of Venus is likely to be life-bearing today, we can give a quick answer: a hard “no.” Further, Venus may hold lessons about what it takes for life to get its start – on Earth, in our solar system, or across the galaxy.

   In Depth | Venus – NASA Solar System Exploration

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   How does Venus' atmosphere compare to Earth's?

   • But Venus’s atmosphere isn’t like Earth’s. We know that on Earth, carbon dioxide acts as a greenhouse gas. So light from the Sun passes through the Earth’s atmosphere. But CO2 absorbs some of the heat that would otherwise have escaped back into space.

   Why is Venus So hot? We Asked a NASA Scientist: Episode 39 - NASA

   www.nasa.gov/general/why-is-venus-so-hot-we-asked-a-nasa-scientist-episode-39/

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   What is the atmospheric composition of Venus?

   • Our atmospheric composition is about 78% nitrogen, 20-ish% oxygen, and then about less than 1% of a whole bunch of other gases. But Venus’s atmosphere isn’t like Earth’s. We know that on Earth, carbon dioxide acts as a greenhouse gas. So light from the Sun passes through the Earth’s atmosphere.

   Why is Venus So hot? We Asked a NASA Scientist: Episode 39 - NASA

   www.nasa.gov/general/why-is-venus-so-hot-we-asked-a-nasa-scientist-episode-39/

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9. solarsystem.nasa.gov › planets › venusIn Depth | Venus – NASA Solar System Exploration

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   A runaway greenhouse effect turned all surface water into vapor, which then leaked slowly into space. The present-day surface of volcanic rock is blasted by high temperatures and pressures. Asked if the surface of Venus is likely to be life-bearing today, we can give a quick answer: a hard “no.”