Mary Kilavi, an assistant director of public weather services at the Kenya Metrological Department explains that aphelion is the point in Earth’s orbit ... the aphelion and perihelion phenomenon.

Earth’s orbit around the Sun is not circular, but an ellipse. The perimeter of Earth’s orbit is roughly 584 million miles ...

but the large divergence between its perihelion and aphelion, makes it the fastest asteroid discovered so far travelling at 565,000 kilometres per hour (kph). In doing so, its orbit crosses the ...