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. Because its rising or setting is always within about two hou
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Mercury Facts Mercury is the closest planet to theSunand due to its proximity it is not easily seen except during twilight. For every two orbits of the Sun, Mercury completes three rotations about its axis and up until 1965 it was thought that the same side of Mercury constantly faced the ...
Plus you can learn more about what’s in our Solar System with our Top 10 Facts on the Sun and the Moon; the planets Earth, Venus, Mars, Jupiter, Saturn, Uranus and Neptune and the dwarf planet Pluto. Find out even more about Mercury… Fun facts about Mercury Send us your favourite ...
Mercury is the smallest planet, and the one closest to the Sun. It orbits the Sun in just 88 days, earning it the name the Swift Planet.
Although Mariner 10 reached Mercury in about five months, it was traveling too fast to go into orbit around the planet. Spacecraft speed up as they get closer to the Sun: to slow down, they need to perform a complicated series ofgravity assist maneuversaround Earth, Venus, and Mercury itse...
Space.com is the premier source of space exploration, innovation and astronomy news, chronicling (and celebrating) humanity's ongoing expansion across the final frontier. Originally founded in 1999, Space.com is, and always has been, the passion of writers and editors who are space fans and als...
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 aroundthe sunfaster than any other planet in thesolar system, hence why the Romans named it after their swift-footed messenger god. ...
But story comes first when I’m writing fiction. The hot spots made it in. The magnetic tornadoes and the polar ice did not. Nor any of the other fun facts. But I’m sure glad the story prompted me to learn more about our inmost planet. I’d no idea it was such a fascinating pl...
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 aroundthe sunfaster than any other planet in thesolar system, hence why the Romans named it after their swift-footed messenger god. ...