Beyond neptune, a newer class of smaller worlds called dwarf planets reign, including perennial favorite pluto. The least known parts of the solar system exist just beyond planet a. In 2006 the international astronomical union iau approved a new classification scheme for planets and smaller objects in our solar system. The dwarf planet also has polar caps and regions of frozen methane and nitrogen.
Plutos surface is composed of a mixture of frozen nitrogen, methane, and carbon monoxide ices. Each research sheet has a variety of activities and questions on different aspects of the planet or dwarf planet. Planet or dwarf planet height of jump on earth conversion factor calculate height of jump earth 1 venus 1. That is, it is in direct orbit of its star and is massive enough to be plastic for its gravity to maintain it in a hydrostatically equilibrious shape usually a spheroid. The smallest and fastest planet, mercury is the closest planet to the sun and whips around it every 88 earth days. Even though mercury is closer to the sun, venus is the hottest planet in the solar system, due to a runaway greenhouse effect, and has the most volcanic activity in the solar system. A dwarf planet is a planetarymass object that does not dominate its region of space as a true planet does and is not a satellite. The nine planets of the solar system eight planets. Estimates have run as high as 200 in the kuiper belt and over 10,000 in the region beyond. With the exception of ceres, which is located in the asteroid belt, the other dwarf planets are found in the outer solar system. It is in an elliptical, 248 year orbit that ranges from 29. And now we must move on to the dwarf planets that were actually discovered. As a tribute to this once planet, all dwarf planets outside of neptunes.
Both planets and dwarf planets revolve around the sun. Planets, dwarf planets, and spherical moons fall into three general composition classes. Makemakes extremely low average temperature, about 40 k. At least five dwarf planets have been identified in the solar system, including the famous former planet pluto, though many more are suspected to exist. The research sheets can be used as a4 size or alternatively enlarged to a3 size to make a planet poster. Approximate truecolor image of ceres, using the f7 red, f2 green and f8 blue filters, projected onto a clear filter image. Dwarf planets were thus originally conceived of as a kind of planet, as the name suggests. The smallest and fastest planet, mercury is the closest planet to the sun and whips around it. Type of planet jovian or terrestrial, inner or outer.
Because the outer planets are much larger than the inner planets, they are sometimes called gas giants. There are four main categories of classifications when determining the type of celestial body an object is. These are closest to the sun and are called the terrestrial planets simply because the have very solid rocky surfaces. There may be another 100 dwarf planets in the solar system and hundreds more in and just outside the kuiper belt. The planets and dwarf planets fact fan provides students with a fun way to research and present information on the planets and dwarf planets in our solar system. Much smaller than the terrestrial or jovian planets not a gas giant like other outer planets has an icy composition like a comet has a very elliptical, inclined orbit has more in common with comets than with the eight major planets. The nine planets of the solar system eight planets without. The nine planets has been online since 1994 and was one of the first multimedia websites that appeared on the world wide web. It includes the sun the star around which the other objects travel. Among the asteroids, ceres turns out to be big enough to be round, and so it now enjoys the designation of dwarf planet too.
There are another 6 objects in our solar system that are almost certainly dwarf planets and there may as many as 10,000. Posters are printed on high quality photomatt pp paper and laminated on both sides. Pdf the habitability of planets orbiting mdwarf stars. Shields 1, 2, 4, sarah ballard 3, john asher johnson 4. An dwarf planet is a spherical object that orbits the sun, is not the moon of another planet, and has less mass than any of the eight planets. Dwarf planets multiple choice questions circle the correct answer. Objects orbiting the sun are divided into three classes. Seven temperate terrestrial planets have been detected orbiting the star, a larger number than detected. Our solar system lesson at a glance lesson overview in this lesson, students tour the solar system. Earth, jupiter, sun, moon, mars, neptune, space shuttle, comet, and satellite.
The largest asteroids are now called dwarf planets, e. Make a prediction of how high you could jump on other planets and dwarf planets based on each planets gravity, which is determined by its mass. Use your knowledge of the solar system to solve these planet rhyming riddles. Planets classification, primary planets, dwarf planets. National aeronautics and space administration page last updated. Planets and dwarf planets fact fan teaching resources. Dwarf planets are objects that exist in the solar system that are larger than meteors or comets but fall short of the definition of a planet. Dwarf planets do not clear the neighborhood around its orbit. Make a coloring book with dwarf planet for one click. A lot of astronomy people like to think of the solar system been made up in two parts we have the inner solar system which has mercury, venus, earth and not forgetting mars. Dwarf planets can be found in the asteroid belt as far as 100 times earths distance from the sun. One was the american group in the palomarquest survey and the other was a spanish team headed by joseluis ortiz. Mar 22, 2011 a white dwarf star is similar to the size of earth and is believed to be in the final stages of a stars evolutionary process.
Whats a planet and why is pluto not in the planet club. However, consideration of the surprisingly low densities of many dwarf planet candidates suggests that the numbers may be much lower e. Our solar system consists of our star, the sun, and everything bound to it by gravity the planets mercury, venus, earth, mars, jupiter, saturn, uranus and neptune, dwarf planets such as pluto, dozens of moons and millions of asteroids, comets and meteoroids. Originally classified as a planet, ceres is now designated a dwarf planet but retains its asteroid label. Planetary moons, the rings of saturn, and more planets were eventually discovered. Use a brad to attach the top of the wheel to the bottom of the wheel. Planets and dwarf planets by shauna hutton write true or false for each statement. Some have eccentric orbits, but most are in nearly circular orbits in the asteroid belt between mars and jupiter. The planets and dwarf planets are listed in their order from the sun. Discounts available for schools, teachers and museums on orders of 5 or more. Dwarf planet facts interesting facts about the dwarf planets. Dwarf planets as a new way of thinking about an old solar system teacher guide background the decision by the international astronomical union iau in 2006 to define the terms planet and dwarf planet has caught the attention of the public and students from grade school to graduate school.
Welcome to alan clays site dedicated to research into the new dwarf planets and their astrological meaning in the chart. Push pack to pdf button and download pdf coloring book for free. Mar 30, 2018 a series of research sheets for students to investigate the many planets and dwarf planets in our solar system. Most specifically, students will learn why pluto is no longer considered to be a planet. They can be washed with a wet rag and detergent and are near tearproof. The new category of dwarf planet has brought attention to the largest body in the asteroid belt a region of space lying between mars 1. It is no longer supporting nuclear reactions and is essentially only a.
Cut out the picture cards and sort them into two categories. Dwarf planets pluto, eris, haumea, and makemake do not appear in the illustration. A journey through our solar system grades 58 lesson. There are 5 officially recognised dwarf planets in our solar system, they are ceres, pluto, haumea, makemake and eris. A planet is any body in orbit around the sun that a has enough mass to form itself into a spherical shape and b.
Most dwarf planets can also be classified as something else. An interesting row broke out between astronomers over the discovery of another dwarf planet, haumea, as two groups claimed to have found her at the same time. Makemake minor planet designation 6472 makemake is a likely dwarf planet and perhaps the second largest kuiper belt object in the classical population, with a diameter approximately twothirds that of pluto. Feb 21, 2011 the dwarf planets in comparison name diameter relative to luna mass relative to luna density kgm 3 temperature k orbital period yrs ceres 28% 1. It is 1,000 degrees fahrenheit hotter on its daytime side than on its night time side. We found for you 15 pictures from the collection of planet coloring dwarf planet. The number of dwarf planets in the solar system is unknown. In 2006, the iau passed a resolution that defined planet and established a new category, dwarf planet. The largest known asteroid, ceres, was discovered between mars and jupiter in 1801. As a tribute to this once planet, all dwarf planets.
They examine and define its various componentsthe sun, planets, moons, comets, asteroids, dwarf planets, and kuiper belt objects. The faint rings of jupiter, uranus, and neptune are not shown. Alan stern, in encyclopedia of the solar system second edition, 2007. Color in the planets and then cut along the dotted lines to cut out the circle. Take an interactive tour of the solar system, or browse the site to find fascinating information, facts, and data about our planets, the solar system, and beyond. Pluto is the ninth planet and the prototype of the dwarf planets so common in the kuiper belt and beyond. The outer planets are gas giants jupiter and saturn and ice giants uranus and neptune. Its largest satellite, charon, is close enough to pluto in size that the pair are widely considered to be a. What are dwarf planets some planetary research and background info before we start building planets. They recognize that the solar system is the family of the sun, an average star, and other stars have. Trappist1, also designated 2mass j230629280502285, is an ultracool red dwarf star that is slightly larger, but much more massive, than the planet jupiter.
Mercury, venus, earth, mars, jupiter, saturn, uranus, and neptune. The inner, rocky planets are mercury, venus, earth and mars. Dwarf planets of the solar system the planets today. A rapidly growing number of exciting m dwarf exoplanet systems hosting superearth and earthmass planets have been discovered to date, including gj 12b bertathompson et al. The international astronomical union recognizes 5 dwarf planets ceresdiscovered in 1801largest and most unique resident of the main asteroid belt between jupiter and mars. The closest dwarf planet, ceres, is also a large asteroid. Another hundred or so known objects in the solar system are suspected to be dwarf planets. Planets and dwarf planets research sheets teaching resources. If they dont meet this criteria, they are considered to be dwarf planets. Includes the class of satellite, surface temperature, the time taken to complete an orbit of the sun, distance from the sun, equatorial diameter and the number of moons. The dwarf planets in comparison name diameter relative to luna mass relative to luna density kgm 3 temperature k orbital period yrs ceres 28% 1. Ceres at this current time is still labeled as an asteroid. Venus is a gorgeous nakedeye planet, hanging like a diamond in the twilight but its beauty is best looked at from afar. Mindys wheel of planets n e p t u n e m e r c u r y j u p i t e r v e n u s e a r t h s a t u r n m a r s print out this page.
White dwarf planets article pdf available in the european physical journal conferences 47. Eris, ceres, pluto, and two more recently discovered kbos named haumea and makemake, are the dwarf planets recognized by the iau. As a tribute to this onceplanet, all dwarf planets outside of neptunes. International astronomical union iau currently recognizes five dwarf planets. The solar system s planets and officially recognized dwarf planets are known to be orbited by 214 natural satellites, or moons. The nine planets is an encyclopedic overview with facts and information about the history, mythology and current scientific knowledge of the planets, moons and other objects in our solar system and beyond. Our solar system consists of all the objects in our galaxy, the milky way. Geophysical classification of planets, dwarf planets, and. The term dwarf planet was coined by planetary scientist alan stern as part of a threeway categorization of planetarymass objects in the solar system. Asteroids or minor planets are small bodies without tails.
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