Mercury, the closest planet to the sun, is only slightly larger than Earth's moon and is pockmarked with craters. The planet is visible to the unaided eye and as such as has long been known to humans.

Mercury is the innermost and smallest of the eight major planets in our Solar System, orbiting closest to the Sun. Though ...

Jennifer Wirth is a professional writer and SEO specialist with a focus on health, wellness, parenting and beauty. She holds a bachelor’s degree in chemical engineering and is passionate about ...

Mercury is a little-known, still mysterious world. But one thing is certain. Mercury, the closest planet to the sun, can't actually travel backward in retrograde, and doesn't impact us on Earth. The ...

The smallest planet in our solar system is getting smaller as heat escapes its core and fresh cracks open on its surface, new research finds. When you purchase through links on our site, we may earn ...

Mercury is the closest planet to the sun, and you would be forgiven for thinking it’s just a boring lump of rock. After all, there’s nothing interesting on it like aliens or places to drink. Still, ...

Mercury's extreme temperatures range from 800F to -290F, making survival challenging. Goldilocks zones with moderate temperatures exist near Mercury's terminator. Mercury's slow rotation speed means ...

Mercury pollution is a global threat to human health, especially unborn babies and young children. Exposure to methylmercury, a type that forms when mercury washes into lakes and streams, can harm ...