Solar System

'Fingerprints' inside the Sun could reveal if it once swallowed a planet

A new study published in Monthly Notices of the Royal Astronomical Society proposes that if the Sun engulfed a super-Earth early in its history, that event would have left detectable chemical and structural signatures in the solar interior that helioseismology could potentially identify today.

Research · Astronomy · Solar System · Planetary Science · Astrophysics