THE EXPLAINER THE SUN
May 11, 2022
3 minutes
by DR ALASTAIR GUNN
HOW FAR IS THE SUN FROM EARTH?
he distance between the Sun and Earth is, on average, about 149.6 million kilometres. That means that the Sun’s light takes about 8.3 minutes to reach Earth. Since the Earth’s orbit is slightly elliptical, at its closest point to the Sun (called ‘perihelion’) it is about 147 million kilometres away, while at its furthest point (called ‘aphelion’) it is about 152 million kilometres away. This 3 per cent or
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