Compléter Sun & MercuryVersion en ligne Open notes :) par Morrigan Salverson 1 The is the main source of energy in our solar system and for life on Earth . The Sun is 333 thousand times than earth . The Sun is 150 million kilometers ( 93 million miles ) from . The Sun is roughly 4 . 5 years old . The sun is a dwarf star , although it is huge in relation to our solar system . The Sun contains 99 . 8% of all the in the solar system . Mercury is the planet in the solar system . It has a surface and an iron core . Mercury is covered in , very much like earth ? s . A single day on Mercury is long and equals days on Earth . Due to the long day , Mercury has temperature changes , such as 800 degrees F ( 430 degrees C ) during the day and - 290 degrees F ( - 180 degrees C ) at night . Even though Mercury is the planet , it still lies million miles ( 57 . 9 million km ) from the sun .
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