Astronomy
The Venusian Greenhouse Effect and Its Runaway Feedback Loops
Quick fact
Venus's surface temperature is hot enough to melt lead, averaging about 465°C. Its atmosphere is about 96% carbon dioxide, creating a pressure 90 times that of Earth's surface.
Why this is interesting
Venus is farther from the Sun than Mercury, yet it's the hottest planet in our solar system. How can a planet so far from the Sun be so scorching?