Components of the Solar System Astronomy Our Solar System Components of the Solar System Questions How does the composition of our solar system compare to the composition of the universe? How are various bodies in the solar system similar and different? Does our solar system move through the universe like a cloud moves through the sky or are we completely stationary? What is the solar system? What is the shape of the solar system and how is it maintained? What is the center of our solar system? What keeps the solar system in balance? Does our solar system have a name? Why is the solar system flat? What is the theory that explains how the solar system was formed? Is our solar system moving? If so, is our solar system being attracted closer to any other solar systems? What is the biggest moon in the solar system? Is our solar system really a binary star system? What are the names of some other solar systems? What is the relationship between the solar system, galaxy, and universe? What is the distance across our solar system in light years? Where is the center of mass of the solar system? How wide is our solar system? Is the Sun the only star in this solar system? What is the closest planet outside of our solar system? How was the solar system formed? How does the solar system work? Does the solar system move, and if so, how? What does our solar system look like? Does the solar system change over time? What solar system is the Earth in? Why is the solar system planar? Why is the solar system important? How big is our solar system? Why is it called a "solar system?" How did the planets in the solar system form? How can a solar system be destroyed? How do solar systems produce energy? What unit of measurement is used when calculating the distance between earth and the sun? During the winter and summer solstice, how far away is the sun from the earth? What is the distance between the moon and the sun? How far is Earth from the center of the universe? How many kilometers is the earth from the sun? How long does it take for light from the sun to reach earth? How many light minutes is the Earth away from the Sun? How many miles are between the sun and earth? How many planets are between earth and the sun? How is the distance between the sun and earth calculated? What is the Castor's distance from the sun? What is the diameter of the castor star? How far away from the earth is it? How far away is the castor star from the moon? When calculating distance between the sun and earth, what are the advantages of using the parsec over the lightyear? What is the distance between Jupiter and our moon? Who first calculated the distance between our sun and the earth? How far is the moon in light years from earth? How long does it take heat to reach the earth from the sun? Aside from our own sun, what is the closest star in relation to earth? How far must one travel to escape the earth's gravitational field? How far away is the Zeta Reticuli 1+2 Star System from earth? In astronomy, what are EGGs? What are the perihelion and aphelion speeds of Mercury? What are the perihelion and aphelion distances of Earth? How would these speeds be calculated? What is Mars' perihelion? How would you calculate Pluto's aphelion distance? What do the terms perihelion and aphelion mean and how are they related? If perihelion and aphelion refer to the nearest and farthest point from the sun, respectively, and according to physics, Earth orbits faster when it is nearer the sun than when it is farther. Does this affect the length of day on the earth? When will perihelion coincide with the June solstice? When this happens, will the average global temperature rise, fall, or stay the same? How do you find a planet's perihelion date? How do you calculate speed at an object's perihelion? How do you calculate a planet's perihelion distance? For example, a planet has a perihelion distance of 1 A.U. and a semi major axis of 234.89 A.U. What is its aphelion distance? How do you calculate the aphelion and perihelion of a comet's orbit if it has an orbital period of 83 years and an eccentricity of .875? How do you calculate perihelion or aphelion of a planet? How far is the sun from the earth? How many miles is it to the sun from earth? How far is the sun away from earth in km? How is the distance between earth and the sun measured? How long does it take to get to the sun from earth? Does the earth go further away from the sun in the winter? How far is the sun from earth in light years? How big are stars and how far away from earth are they? How far is mars from earth? Light from the sun reaches Earth in 8.3 min. The velocity of light is 3.00 108 m/s. Given this info, how would you determine how far the Earth is from the sun? What is a solar system? How was the solar system created? Can a solar system be destroyed? How do objects in the solar system move? How does the solar system move? How does gravity affect the solar system? How does the solar system affect earth? How does the solar system affect humans? How does the solar system affect life on earth? How does the solar system affect our lives? Does the solar system affect the tides? What is the name of our Solar System? What is the largest object in the solar system? What is the total mass of all the planets in our Solar System? What fraction of this total planetary mass does Jupiter represent? What fraction does Earth represent? Mass aside, what is the largest object in our solar system? What is the purpose of the other planets in our solar system? If they were not present, how would that affect earth? What is the biggest star in our solar system? What is the hottest object in our solar system? What percentage of the solar system's mass is found in the sun? How is this calculated? What is our solar system made of? What is outside of our solar system? Which is the star nearest to our solar system? Besides earth, what is the next most inhabitable planet or moon in our solar system? What is the distance between the asteroid belt and the sun? What distance is Pluto from the sun in miles? How far is Pluto from the sun in AU? How far is Pluto from the sun in light minutes? How is this calculated? What is the distance between Pluto and the sun in meters? How far is Pluto from the sun in astronomical units? How far away is Pluto from earth? If Pluto is 5.5 light hours from the sun, how far is Pluto from the sun in AU? How long would it take to travel to Pluto? Suppose we want to construct an accurate scale model of the Solar System and we use an orange (diameter 10 cm) to represent the Sun. How far away would we have to put Pluto? How far is Neptune from Pluto? How many AU are between the Sun and Pluto? If light takes 8 minutes to reach Earth from the sun and 5.3 hours to reach Pluto, what is the approximate distance from the sun to Pluto? Which object is at a greater distance from earth: Pluto, the sun, quasar or an asteroid? How many earth years does it take Pluto to orbit the sun? How far is Uranus from the sun in kilometers? How long would it take light from the sun to reach Pluto? How is this calculated? How many lightyears is Pluto away from earth? If Uranus is 1,607,000,000 miles from earth how long would it take to get there? If light takes 8 minutes to travel from the sun to Earth and 5 hours to travel from the sun to Pluto, what is the distance from the sun to Pluto? About how many times farther from the sun is Pluto than Mercury? What is the distance between the sun and Pluto? How many planets away is Neptune from the sun? Will Pluto ever be the 8th planet from the sun? How far apart are each of the planets? Why is Pluto considered a dwarf planet? Why is Pluto's orbit different compared to other planets? How long would it take us to travel to Pluto in years? How far from Pluto must a space probe be along a line toward the Sun so that the Sun's gravitational pull on the probe balances Pluto's pull? Which is closer to earth: the sun, pluto, the star nearest our solar system or the galaxy nearest to the Milky Way? How does Jupiter affect the solar system? How does earth affect the solar system? How would earth be different if any of the other planets were not present? What elements and structures were needed to make our solar system? How will the solar system change in the future? Is our solar system stable? What are the circumferences of the sun, earth and moon? What are all the planets relative size compared to earth's size? How far is Deimos from the sun in AUs? What is the distance from Earth to Mars in meters? What is the distance between Phobos and the sun? What is the distance of asteroids from the sun? Where is the eastern horizon, solstices and equinoxes in relation to one another? How are the sun, moon, and earth positioned relative to each other during a new moon? What are some remnant of the formation of the solar system? When is the tail of a comet the longest? What would the orbit pattern be if the sun and planets orbited the earth? What are the chances that there is another planet orbiting our sun beyond Pluto? What is the diameter of the moon in comparison to the earth and sun? How much stronger is the gravitational pull of Saturn from the sun? What is the definition of a planet? There are 53 rounded object in the solar system where 43 New Planets were found in Kuiper Belt. Can we call them a planet? Or is there a new definition of planet? How are the characteristics of the Earth, the Moon, and the Sun similar and different? What are the relative positions of the sun, Earth, and moon at the times of lunar and solar eclipses, as well as new, first-quarter, full, and last-quarter phases of the moon? Why do the planets all orbit in the same direction? What was the primary role of dust in the formation of the solar system? The supergiant star Betelgeuse has a measured angular diameter of 0.044 arcsecond. Its distance has been measured to be 427 light-years. What is the actual diameter of Betelgeuse? How long does each of the following take? What was the frost line of the solar system? Would the Milankovitch cycle account for the changes we are seeing on this planet and are now attributed to global warming caused by man's impact on this planet? What are the Milankovitch Cycles, and how are they connected to global climate change patterns? What is the milankovitch cycle and how does it correlate to the ice ages? What astronomical cycle causes climate changes? What will the effect of man made global warming be on Milankovitch cycles? Being that planets don't have their own propulsion systems, where does the energy come from to produce Milankovitch cycles? The Milankovitch cycles show the levels of CO2 and temperature decreasing and increasing naturally over time due to the Earths orbit. How would the Earth's orbit in any way lower levels of CO2? What evidence best supports the Milankovitch hypothesis? How do milankovitch cycles affect the climate? How does the milankovitch cycle work? Is it possible that the wobble of earth's axis is the cause of climate change? What are the three components of the Milankovitch cycle? How does solar system scale differ from that of the galaxy? If the earth is a grain of sand what is the universe equivalent to? How big is the galaxy compared to the Solar System? If the earth was reduced to the size of an atom how big would the galaxy be? Name the planets in our solar system from the closest to the furthest from the sun? How does our Solar System compare in size to this Galaxy? How many light years in diameter is the solar system? What is our cosmic address from small to large? Did the Sun and solar system form in the first half or last half of our galaxy’s history? Where is earth's position in relation to the universe? What are five things that make up our solar system? Is most of our solar system empty space? How long would it take to reach the edge of our solar system? According to Kepler's third law (p2 = a3), how does a planet's mass affect its orbit around the Sun? What are the types of space objects in the solar system? How many solar systems are there in our galaxy? How often do all the planets align? If you doubled your distance from the center of the solar system, what would happen to your orbital speed? How is a moon formed? What is the difference between the sun and a planet? What is the difference between a star, sun, planet and a moon? Why are the moon and sun not planets? Is there a direct relationship between the eccentricity of a planet's orbit and its distance from the sun? What planet is the sun next to? How much larger is the earth than the moon? What are the approximate size differences between the Earth and the Moon? What is the size of the gravitational force that Earth exerts on the Moon? What is bigger: the sun or earth? What is the size ratio between the sun and earth? How many comets have scientists given names to? Why are some named and not others? Which way does the moon and earth rotate around the sun? Do the sun and earth revolve in the same direction? What is the distance between the moon's surface and the earth's surface? How is the distance between the earth and moon calculated? What is the distance between earth and Mars in km? The distance between the sun and Venus is approximately 67,000,000 miles. How is this distance converted to scientific notation? How do astronomers determine the distance between Earth and Mars at different times in their Orbits? What is the distance between the moon and sun? Are there any planets beyond Pluto? Is it possible to plot a graph of time for one revolution around the sun against distance from the sun for all the planets? Why? What is the distance between Uranus and Saturn in km? How much does the distance between the sun and earth vary? What is the average distance from the sun to Comet Halley? What is the distance from the Earth to Saturn? How do astronomers measure distances to galaxies? How do astronomers measure distance to nearby stars? How do astronomers measure distance to the moon? Where is the Asteroid Belt? What is the difference between an asteroid and a comet? How were the planets formed? What is the lifespan of the Earth compared to that of the Milky Way Galaxy? Why do planets revolve around the sun? How many planets away is Earth from the sun? How fast does our solar system travel? How many moons do we have in our solar system? Do the orbits of asteroids, comets and planets have a perihelion and an aphelion? An asteroid has an aphelion distance of 4.6 A.U. and a perihelion distance of 1.8 A.U. How do you calculate the orbital semi major axis, eccentricity, and period? An asteroid is three times as far from the Sun at aphelion than at perihelion. At perihelion the orbital speed of the asteroid is 25 km/s. What is the orbital speed of the asteroid at aphelion? An asteroid has a perihelion distance of 2.4 AU and an aphelion distance of 4.4 AU? How do you calculate its orbital semimajor axis, eccentricity and period? Halley’s comet has a perihelion distance of 0.6 AU and an orbital period of 76 years. What is the aphelion distance of Halley’s comet from the Sun? A comet orbiting the Sun has a perihelion distance of 1 AU. At aphelion, it is at 69 AU. What is the ratio of its speed at perihelion to its speed at aphelion? What type of orbit does a comet have? The asteroid Icarus has a perihelion of 0.19 AU and an orbital eccentricity of 0.83. How do you calculate the asteroid's orbital semimajor axis and aphelion distance from the Sun? The orbit of Halley’s Comet has a semimajor axis of 18.09AU and an orbital eccentricity of 0.97. How do you compute its perihelion and aphelion distances? How does a meteorite travel? How many miles are between pluto and the sun? How many miles away from the sun is earth? How many miles does the Earth travel around the Sun in a year? How many meters is the Earth from the Sun? How many miles does the Earth travel in its orbit around the Sun? How many inches are between the earth and the sun? How many miles away is Saturn's largest moon, Titan from the sun and the earth? If the earth is an average of 9.3 x 10 miles from the sun, how far this distance in kilometer? How many minutes does it take light from the sun to reach Earth? What is the approximate speed at which the earth orbits the sun? How many million miles away is the sun from the Earth? How many feet is the earth from sun? How many kilometers is Neptune away from the sun? As the earth travels around the sun, how many miles an hour is it traveling? How many miles does the earth move around the sun each day? How far away is Venus from the sun in kilometers? Aside from our own sun, how many miles away is the closest star to our solar system? How many miles are between Jupiter and the sun? How many miles are between mars and the sun? How many miles is the orbit of Jupiter around the sun? How many miles are between the sun and mercury? How are parsecs used to determine the distance between earth and the sun? What is the relationship between the sun and the earth? How many light years is it from the Sun to the edge of our solar system? How many dwarf planets exist in our solar system? How many light years/light minutes/light hours is Neptune from the sun? How many moons does Jupiter have? Why was Pluto discredited as a planet? Are the sun and moon stars or planets? What are the sun, moon, and star faces called? What is the difference between a star, planet, and moon? How do the sun, moon, and stars affect the earth? What is the center mass of a solar system? Why do we call it the solar system? What planet is nearest to our Solar system? Do the planets orbit the sun on a 2-D plane? What is the solar system composed of? As the universe is expanding, is the solar system also expanding? Have the planets gotten any farther away from sun since the solar system was formed? What is the solar nebula theory? Is our solar system the only solar system, or one of many? How fast does our solar system travel in kilometers per hour? Does every solar system have its own sun? How does our Solar System compare in size to the Milky Way? Which is the star closest to our solar system? What is the most important object in the solar system? What is beyond our solar system? What is the scientific name of our solar system? How many miles wide is our solar system? How many asteroids are in the solar system? Where is most of the mass of the solar system found? What keeps the earth in the solar system? How do comets and asteroids escape the gravitational pull of the other entities in the solar system? What is coldest planet in solar system? What are asteroids? How are they related to comets? What is a comet? How do they differ from asteroids? What is considered the frost line of the solar system? Why do the the planets go around the sun and not into it? What prevents the sun from pulling the planets into it? What are the Jovian planets? Where are they found? Are the planets in our solar system all on the same plane? A single atom has a shield and electron around it. The farther the shield, the weaker the attraction of electron. Can the same theory be applied to the solar system? How far away is the sun from earth in AU? Light from the Sun takes about 8.0 min to reach Earth. How far away is the Sun? How far away is the sun from earth in miles? How far away is the sun from neptune in AU? How many AU are between Saturn's largest moon, Titan from the sun and the earth? How many planets away is Mercury from the sun? How many light minutes is the Mercury away from the Sun? How did scientists discover the dwarf planets in our solar system? How do astronomers classify a dwarf planet? Why are dwarf planets not considered true planets? How big is Pluto compared to other dwarf planets in the solar system? How many dwarf planets exist in our solar system? What are their names? How were they discovered? How far is the moon Callisto from Earth? Which planet does the moon Callisto belong to? How far away from the sun are we during the four seasons? How far are we away from the sun during the winter compared to the summer? How far away is the center of our galaxy from the sun? Why are moons so interesting for astronomers to study? Are any moons composed of gas? Or only rocky materials? How do we know how far the sun and other planets are from the Earth? How far is Jupiter from the moon in miles? How many inches are between the earth and the moon? What is the largest known asteroid in the solar system? When is the tail of a comet the shortest? How many known comets are in our solar system? What are the chances a large scale asteroid will collide with earth? What effect does the sun have on the moon? Are any moons in our solar system bigger than the earth? Is the centripetal acceleration of Mars in its orbit around the Sun larger or smaller than the centripetal acceleration of the Earth? The orbits of asteroids (and comets and planets) have a perihelion and an aphelion. What do these terms mean? What are meteors made of? The orbits of Neptune and Pluto cross each other, so will they collide? Question #03339 How fast does our solar system travel? How was this speed determined? How fast does the earth revolve around the sun in mph? Question #69d93 Question #4caa9 Question #582e8 How many exoplanets have been discovered? Question #e1f5b What are comets? Question #d976a 13. Why are space probes used to explore the solar system? How does a shooting star form? How long did it take for the comets to form? Question #f74a5 What role does radioactivity play in the formation of our solar system? How does the movement of celestial bodies within our Solar system impact our daily lives? How many moons in our solar system are larger than Pluto? Is there another solar system in space beyond ours? Is there more than one solar system? What does parabolic or hyperbolic orbit mean? ` What do phobos and deimos mean? Nearly all the planets astronomers have found orbiting other stars have been giant planets with masses more like that of Jupiter than Earth, and with orbits located very close to their parent stars. Does this prove that our Solar System is unusual? What are the differences between stars, planets, and galaxies? What do the terms perihelion and aphelion mean in terms of comets? What are the Mars aphelion and perihelion dates? When a planet is at perihelion, why does its orbit speed up, but not directly towards the Sun? A planet has a perihelion distance of 1 A.U. and a semi major axis of 234.89 A.U. What is it's aphelion distance? What is meant by perigee and apogee? Do all orbits have a perigee and an apogee? A comet's perihelion distance is 2 AU and its aphelion distance is 86 AU? What is the comet's semimajor axis? What is its orbital period? Why are the orbits of all the planets and dwarf planets alike, around the sun, in the same direction? Why do planets orbit in ellipses? Why don't the planets orbit the sun in perfect circles? How many planets are in our solar system? What are the Trojan, Apollo, and Amor asteroids? What are the three classifications of asteroids and how do they differ? What if the sun was any closer to the Earth? What are types of comets? How do we know earth is the third planet away from the sun? What is the reference point for the beginning of a planet's orbital period? For example, if Mercury has an orbit every 88 days, at what point is it determined to reset? What planet has a highly eccentric orbit and crosses the orbit of another planet? How often do comets collide with other planets? How often to comets collide with Earth? Where are most asteroids located in our solar system? How big is the biggest asteroid? How bit is it compared to our moon? Could an asteroid be large enough to become spherical due to its own gravity? How big is the biggest meteor that ever hit earth? How hard was the impact? Why is Ceres considered a planet and not an asteroid? Solar system and atom theory? A single atom has a shield and electron around it. The farther the shield, the weaker the attraction of electron. So how about the sun and the planet. Is it the same theory? Is the Oort Cloud part of our solar system? Ou discover a small body in space, a comet or asteroid, and after measuring its path through space, you find that it has an orbital period of 1 million years. Where does this object most likely reside? Why do astronomers think comets originate in the Oort Cloud? How big is Makemake? How was it discovered? What sets a dwarf planet apart from an asteroid or comet? Where is Eris located? How was Eris discovered? What is the largest dwarf planet? Does our solar system itself revolve around anything? Why is the solar system flat? Do the planets revolve around the sun on a 2D plane? How many suns does this solar system have? How long does it take for our Solar System to to complete 1 circle along the Ecliptic in the Milky Way Galaxy? What are 5 different kinds of objects found in the solar system? How did scientists determine that Ganymede is the largest moon in the solar system? Why are astronomers so interested in Saturn's moon, Titan? Question #92d0e What is the most abundant gas in Titan's atmosphere? What is the most abundant gas in Mars' atmosphere? What are the distances of all planets from the Sun in scientific notation and exponential form? Our Solar System View all chapters The Sun The Planets Our Moon Components of the Solar System The Earth Prev Next