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Mercury 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). [4] Mercury is also smaller—albeit more massive—than the largest natural satellites in the Solar System, Ganymede and Titan.
Mercury has been replaced with safer compounds in most, if not all, of these applications. It was allegedly used by allied spies to sabotage Luftwaffe planes: a mercury paste was applied to bare aluminium, causing the metal to rapidly corrode; this would cause structural failures. [124] Mercury was once used as a gun barrel bore cleaner. [125 ...
The following outline is provided as an overview of and topical guide to Mercury: Mercury – smallest and innermost planet in the Solar System. Its orbital period (about 88 Earth days) is less than any other planet in the Solar System. Seen from Earth, it appears to move around its orbit in about 116 days. It has no known natural satellites.
Mercury features in the first published comic book story of Jack Kirby, Mercury in the 20th Century, published in Red Raven Comics 1, 1940. [ 19 ] The United States' so-called Mercury dime , issued from 1916 to 1945, actually features a Winged Liberty and not the god Mercury, but despite wearing a Phrygian cap instead of a winged helm, the coin ...
A person shines a flashlight into the night sky on Feb. 3, 2025. (Photo by Patrick Pleul/picture alliance via Getty Images) Social media has been abuzz about the ongoing alignment of planets, with ...
Mercury Energy, an electricity generation and retail company in New Zealand; Mercury Filmworks, a Canadian independent animation studio; Mercury General, a multiple-line American insurance organization; Mercury Interactive, a software testing tools vendor; Mercury Marine, a manufacturer of marine engines, particularly outboard motors
Mercury, being the closest to the Sun, with a weak magnetic field and the smallest mass of the recognized terrestrial planets, has a very tenuous and highly variable atmosphere (surface-bound exosphere) containing hydrogen, helium, oxygen, sodium, calcium, potassium and water vapor, with a combined pressure level of about 10 −14 bar (1 nPa). [2]
First, a history lesson. It's a lesson about a good man. A unique man. In some ways, a remarkable one. You may not know about the life of Mercury Morris.But you should.