Planet Earth In The Solar System Pdf

The solar system or solar system consists of the sun and the other celestial objects.

Planet earth in the solar system pdf.

The planets of our solar system are divisible in two groups. Sizes and distances not to scale. The earth is the third planet from the sun. The solar system is the sun s system.

Predictable motion of the solar system. From left to right. It has a smaller companion going around it called the moon. Describe two characteristics that make earth unique and able to support life.

The earth in the solar system 1 1 solar system formation accretion and the early thermal state of the earth to understand the composition and early evolution of the earth it is necessary to consider as far back as the formation of our solar system. Planets a celestial body moving in an elliptical orbit around a star is known as a planet. It is located approximately 4 2 light years 4 0 10 13 km from earth in the constellation of centaurus making it and proxima c the closest known exoplanets to the solar. The solar system is the gravitationally bound system of the sun and the objects that orbit it either directly or indirectly.

A comet is also seen on the left. Only mercury and venus the two planets closest to the sun are moonless. Earth the only planet in our solar system with liquid water on the surface. Planet facts interesting planet facts mercury the smallest and fastest planet it zips around the sun in only 88 earth days.

Of the objects that orbit the sun directly the largest are the eight planets with the remainder being smaller objects the dwarf planets and small solar system bodies of the objects that orbit the sun indirectly the moons two are larger than the smallest planet. Solar system has 165 moons one star eight planets added uranus and neptune eight asteroids and more than 100 kuiper belt objects more than 300 km in diameter smaller asteroids comets and meteoroids 6 1 an inventory of the solar system early astronomers knew. Solar system major features of the solar system. Moon stars mercury venus mars jupiter saturn comets and meteors.

Then describe how long that movement takes. Most planets have at least one moon of their own and the giant planets have dozens. Earth cut out the planet word cards and glue them in the correct order. Proxima centauri b also called proxima b or alpha centauri cb is an exoplanet orbiting in the habitable zone of the red dwarf star proxima centauri which is the closest star to the sun and part of a triple star system.

Pluto neptune uranus saturn jupiter the asteroid belt the sun mercury venus earth and its moon and mars. Mars mars was a wet and warm planet billions of years ago. The planets of the inner circle as they lie between the sun and the belt of asteroids or the inner planets or the terrestrial planets meaning earth like as they are made up of rock and metals and have relatively high densities and. Short answer 2 points our earth is a very special planet because it is the only planet in our solar system that can support life.