Mercury (planet) - Wikipedia
WEBMercury is one of four terrestrial planets in the Solar System, which means it is a rocky body like Earth. It is the smallest planet in the Solar System, with an equatorial radius of 2,439.7 kilometres (1,516.0 mi). Mercury is also smaller—albeit more massive—than the largest natural satellites in the Solar System, Ganymede and Titan.
Mercury - NASA Science
WEBMercury—the smallest planet in our solar system and nearest to the Sun—is only slightly larger than Earth's Moon. Its surface is covered in tens of thousands of impact craters.
Mercury | Facts, Color, Size, & Symbol | Britannica
WEB3 Jun 2024 · Mercury, the innermost planet of the solar system and the eighth in size and mass. Its closeness to the Sun and its smallness make it the most elusive of the planets visible to the unaided eye.
Mercury (element) - Wikipedia
WEBMercury is a chemical element; it has symbol Hg and atomic number 80. It is also known as quicksilver and was formerly named hydrargyrum (/ h aɪ ˈ d r ɑːr dʒ ər ə m / hy-DRAR-jər-əm) from the Greek words hydor (water) and argyros (silver).
Mercury: Facts - NASA Science
WEBThe smallest planet in our solar system and nearest to the Sun, Mercury is only slightly larger than Earth's Moon. From the surface of Mercury, the Sun would appear more than three times as large as it does when viewed from Earth, and the sunlight would be as much as seven times brighter.
Planet Mercury | Natural History Museum
WEBMercury has the shortest and fastest orbit around the Sun and experiences dramatic temperature changes as it rotates. It is a world of extremes. Explore facts about our solar system's fastest planet. Mercury facts. Equator circumference: 15,329km. Radius: 2,440km. Average distance from Sun: 58 million km. Surface temperature: -180°C to 430°C.
Mercury: A complete guide to the closest planet to the sun - Space.com
WEB9 Jun 2023 · Mercury is the closest planet to the sun and also the smallest planet in the solar system. The small and cratered planet does not have any moons and zips around the sun faster than any...
Planet Mercury, explained - National Geographic
WEB19 Oct 2018 · Living up to its name, Mercury is the fastest planet in the solar system, speeding along at about 29 miles per second and completing each orbit around the sun in just 88 Earth days. Mercury is...
All About Mercury | NASA Space Place – NASA Science for Kids
WEB3 Jun 2024 · Mercury is the smallest planet in our solar system. Mercury is a terrestrial planet. It is small and rocky. Mercury has a thin exosphere. Mercury’s surface can be as hot as 800 degrees F during the daytime and as cold as …
Mercury: The Solar System's smallest planet may once have been …
WEB14 Apr 2024 · With a total volume little more than the Moon, it is the smallest planet in the Solar System and is situated the closest to the Sun. Mercury has no atmosphere to retain heat, meaning that the...
