Does Venus have a day and night?

What is Venus like? Even though Venus isn't the closest planet to the sun, it is still the hottest. It has a thick atmosphere full of the greenhouse gas carbon dioxide and clouds made of sulfuric acid. The gas traps heat and keeps Venus toasty warm. read more

While technically there is day and night on Venus, practically there is not. The atmosphere is almost 2 orders of magnitude denser that ours, resulting in a perpetual twilight. The fact that the planets rotation period is longer than its orbital period would make it even tougher to perceive at diurnal cycle. read more

A planet's day is the time it takes the planet to rotate or spin once on its axis. Venus rotates much more slowly than Earth does, so a day on Venus is much longer than a day on Earth. A day on Venus lasts for 243 Earth days or 5,832 hours! A day on Earth is 23.943 hours. Venus also rotates backwards compared to the Earth and most of the other planets. read more