The intense energy that is released upon impact not only digs a huge hole in the ground while crushing a large amount of rock at the impact point. # 2. Mercury is the Closest Planet to the sun in the solar system, still, it is the second hottest planet. Published January 12, 2018 by Mandeep Gill. What are the highest and lowest temperatures on Mercury? While it has just 1% of the strength of our Earth’s magnetosphere, it does interact with the solar wind magnetic field so that it can create really intense magnetic tornadoes. When some of the crushed rock and material is thrown away from the impact crater it falls to the surface so that it creates a kind of “ray” effect. The distance from the sun to mercury is over 9 million miles. In recent years, astronomers have designed a new class called the “dwarf planets.”eval(ez_write_tag([[300,250],'planetsforkids_org-medrectangle-4','ezslot_6',198,'0','0'])); These are smaller worlds, not quite big enough to be considered a standard planet, and include Pluto. Mercury was formed around 4.5 billion years ago and became the small planet that is closest to our sun. The list of authors include: Isaac Asimov, C.S. TV and movie writers also seemed to be enthralled with the little planet as part of their scripts. Scientists believe that they have found evidence that shows that part of the metallic core is molten or liquid. One Mercury year is equal to only 88 Earth days. Mercury, the closest planet to the sun in our solar system has a lot of interesting facts that will blow your mind. 13 times a century Mercury observed from the planet passing across the face of the Sun in an occasion known as a … The high 840 degree temperatures are reached during the day but during the night, the surface temperature drops to -290 degrees F (- 180 degrees C). The animated television show “Invader Zim,” has Mercury being changed into a giant ship prototype spaceship by an extinct group of Martians.eval(ez_write_tag([[250,250],'planetsforkids_org-medrectangle-1','ezslot_10',176,'0','0']));eval(ez_write_tag([[250,250],'planetsforkids_org-medrectangle-1','ezslot_11',176,'0','1'])); In film called “Sunshine”, released in 2007, a spacecraft called the “Icarus II” orbits around Mercury to meet up with the Icarus I. It is estimated that the planet is about 9 miles smaller than it was four billion years ago (we … Knowing more about the sun and the eight planets add a lot of value to their repository of knowledge. It is a terrestrial planet, which means it is an Earth-like planet made up of rocks or metals and has a hard surface. Mercury is a planet in the solar system and is the closest planet to the sun. Mercury’s orbit around the sun is the fastest orbit of all the solar system planets. 1. It’s thought that an impact of this magnitude may have been the cause of Mercury’s odd spin.eval(ez_write_tag([[336,280],'planetsforkids_org-box-4','ezslot_12',187,'0','0'])); Mercury’s surface is covered with what are called “lobe-shaped” cliffs. # 1. There may be other areas that have water ice, however, the orbit of MESSENGER didn’t include probing the southern pole. The iron core in Mercury is very large compared to other rocky planets like Earth and Mars. These rocky planets are called ‘Terrestrial Planets’. It’s almost 960 miles wide and scientists believe that the impact could be compared to 1 trillion 1-megeton bombs going off. Mercury has a rocky surface and an iron core. The solar radiation and temperatures on Mercury are not conducive to life as we know it. Other planets like Saturn are made of gas. In our solar system we have eight planets: Mercury, Venus, Earth, and Mars are the inner rocky planets. The outer shell or mantle and crust is around 250 mi/400 km thick. Learning about the world of solar systems is always a fantasy for kids. Lovecraft, and Arthur C. Clarke. Once the ions hit the surface, they imbalance the atoms that are neutrally charged and quickly send them back into the sky. Why they named a planet after this guy, I can’t imagine.”, https://solarsystem.nasa.gov/planets/overview/, https://www.space.com/27013-strange-mercury-facts-photos.html. The surface of Mercury shows evidence of impacts, with craters of all sizes. It’s difficult to look directly at Mercury from Earth because it’s so close to the sun. When you stare at the surface of Mercury, you can’t help but realize that it resembles that of our moon. Facts about Mercury for kids: fun and useful information. Mercury was named after the Roman messenger to the gods. Teachers. Over time, solar-wind particles and dust in the environment will cause the rays to darken a bit. The surface is covered with a lot of craters that that were caused by collisions with comets and meteoroids. Knowing more about the sun and the eight planets add a lot of value to their repository of knowledge. Mercury is the first planet from the Sun and although it rarely captures our attention, it is much more exciting than you would think. It’s not known exactly when Mercury was discovered and by whom as Mercury has been known for a very long time, and is one of the planets that can be seen from. The distance from the sun to mercury is over 9 million miles. # 3. “Mercury was the god of flowers and bouquets, which is why today he is a registered trademark of FTD florists. If we watched the sunrise, it would appear to rise, set and then rise up again. It is also the Smallest Planet among all eight planets. Mercury’s magnetic field is relative to the equator of the planet. The exosphere of Mercury is made up of mostly oxygen, sodium, hydrogen, helium, and potassium. The same thing happens during sunset. Required fields are marked *, Planets are made up of mostly the same things as stars and moons, and with millions upon billions of them (we believe), it really is mind boggling to try and understand…, Mercury is a planet in the solar system and is the closest planet to the sun. A majority of the surface of Mercury would look like a kind of greyish-brown color to the human eye. Even with the intense heat and temperature fluctuations, there are still locations on Mercury that are permanently shaded from the Sun’s heat. Mercury’s core is metallic with a radius of around 1,289 mi/2,074 km, which is about 85% of the planet’s entire radius. One Mercury year is equal to only 88 Earth days. Fun Facts of Mercury for Kids. The core at Mercury’s center is mostly made up of iron and takes up about 75% of the planet’s radius. The permanent shadow would be cold enough to keep water ice, even when the rest of the planet is intensely hot. Download questions about Mercury here: Mercury (answers are on this page), Teachers. If you were standing on Mercury’s surface, the sun would look three times as large as it does when you see it from Earth, and the sunlight would be seven times brighter. Q. Mercury is…, Venus is a planet in the solar system and is the 2nd closest planet to the sun. You would think that being the closest to the sun, Mercury would be the hottest planet in our solar system, however, that’s not the case. Mercury is the first planet, and closest to the sun. Mercury is the second hottest planet in the solar system, reaching up to 800 degrees. Mercury seems to have a stream of particles that appear to expand out from the surface giving it a look like it has “tails.”. Mercury Facts for Kids Mercury is a small planet which orbits closer to the sun than any other planet in our solar system. Due to Mercury’s odd elliptical orbit and slow speed of rotation, both sunrise and sunset would appear strange to us. eval(ez_write_tag([[336,280],'planetsforkids_org-large-leaderboard-2','ezslot_9',192,'0','0']));Since there isn’t any weather or seasons, scientists can observe the craters and try to learn about the history of Mercury. There are bright streaks that are called “crater rays,” caused when a comet or asteroid hits the surface. The atmosphere of any planets helps in trapping heat in the planet. Mercury does have a very thin atmosphere called an exosphere. Your email address will not be published. # 2. It is just a little bigger than Earth’s moon. Since Venus has an atmosphere, it has the ability to trap heat an… It is barely bigger than our Moon. The atmosphere of any planets helps in trapping heat in the planet. It is the smallest planet in our solar system and the closest planet to the sun. Mercury is not only the planet that is the smallest in our solar system, it’s also the planet that is closest to the sun. Mercury is the smallest planet in the solar system. Mercury travels around the sun more quickly than any of the other planets in the solar system. Copyright 2019 Planet For Kids. The planet has too many extremes for organisms to be able to adapt to. If you were on another planet looking back at our solar system, you would see our sun as a star.It’s believed that every sun has planets orbiting it.eval(ez_write_tag([[580,400],'planetsforkids_org-box-3','ezslot_1',197,'0','0'])); Our Milky Way galaxy has more planets than it has stars.