Multiple choice

Which is hottest planet in our solar system?

  1. Earth

  2. Venus

  3. Neptune

  4. Saturn

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Venus is the hottest planet in our solar system with surface temperatures reaching about 465°C (869°F), hotter than Mercury despite being farther from the Sun. This is due to Venus's extreme greenhouse effect from its thick CO2 atmosphere.