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  1. For one thing, your “day” would be 243 Earth days long – longer even than a Venus year (one trip around the Sun), which takes only 225 Earth days. For another, because of the planet's extremely slow rotation, sunrise to sunset would take 117 Earth days.

  2. 7 mag 2021 · Astronomers have long struggled to pin down how long a day lasts on Venus, but new research suggests the difficulty stems not from flawed measurements but from real variations in the...

    • Structure and Surface
    • Time on Venus
    • Venus's Neighbors
    • Quick History
    • What Does Venus Look like?
    Venus is the hottest planet in our solar system.
    Venus is a terrestrial planet. It is small and rocky.
    Venus has a thick atmosphere. It traps heat and makes Venus very hot.
    Venus has an active surface, including volcanoes!
    A day on Venus lasts 243 Earth days.
    A year on Venus lasts 225 Earth days.
    Venus does not have any moons.
    Venus is the second planet from the Sun. That means Mercury and Earth are Venus's neighboring planets.
    Venus has been known since ancient times because it can be seen easily without a telescope.
    Venus has been visited by several spacecraft: Mariner 2, Mariner 5, Mariner 10, Pioneer Venus 1, Pioneer Venus 2, and an orbiter called Magellan.

    Here you can see the clouds covering Venus. This is a combination of images taken by the Magellan spacecraft. The colors have been altered so you can see all the differences in Venus's surface. Magellan used radar to get information about the surface of Venus, which we can't normally see because of the thick, cloudy atmosphere. A crater on the surf...

  3. 6 gen 2020 · Researchers have spent decades trying to pin down exactly how long a day on Venus lasts. Finding the answer cuts to the core of fundamental mysteries about the planet.

  4. The broiling surface of Venus has been a topic of heated discussion among planetary scientists. The traditional picture includes a catastrophic, planetwide resurfacing between 350 and 750 million years ago. In other words, Venus appears to have completely erased most traces of its early surface.

  5. In some ways it is more an opposite of Earth than a twin: Venus spins backward, has a day longer than its year, and lacks any semblance of seasons. It might once have been a habitable ocean world, like Earth, but that was at least a billion years ago.

  6. 7 feb 2017 · On Earth, a sidereal days last 23 hours 56 minutes and 4.1 seconds, whereas a solar day lasts exactly 24 hours. In Venus’ case, it takes a whopping 243.025 days for the planet to rotate once on...