What is the 1st planet and is the closet to the sun? Jupiter Venus Earth Mercury Rewatch

## Step 1<br />The question asks for the first planet that is closest to the sun. The order of the planets in our solar system, starting from the one closest to the sun, is Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune.<br />## Step 2<br />From the given options, we need to identify the planet that is closest to the sun. According to the order of the planets, Mercury is the first planet and is the closest to the sun.