The diameter of the sun is 1,390,000 kilometers and its surface temperature is 5800 K while it's internal core burns at 15,600,000 K. The Sun has been active for about 4.6 billion Earth years and should remain so for another five billion years.
Le soleil a un diamÃ¨tre de 1 390 000 kilomÃ¨tres, sa tempÃ©rature de surface est de 5 800 K et son noyau brÃ»le Ã 15 600 000 K. Le Soleil a Ã©tÃ© actif pendant quelque 4,6 milliards d'annÃ©es terrestres et il devrait le rester pendant encore cinq milliards d'annÃ©es.