An illustration of the aphelion and perihelion phenomenon. [Encyclopædia Britannica] As a result, Earth is sometimes closer, and sometimes far away from the sun, with the closest point being ...

The Martian new year arrives with the Red Planet’s vernal equinox. Explaining why requires a deep dive into celestial ...

This proximity contrasts with Aphelion, the point in Earth's orbit where it is farthest from the Sun, which happens around July 4 each year. The science behind Perihelion lies in the shape of ...

The cycle of a complete orbit lasts 365.25 days, and the Earth reaches its closest approach on 4 January, during perihelion. At aphelion, the Earth is as far as 151 million kilometres from the Sun ...

It may not always be the closest to the Sun, but the large divergence between its perihelion and aphelion, makes it the fastest asteroid discovered so far travelling at 565,000 kilometres per hour ...