Did the Sun swallow a super-Earth in its youth?

A study suggests the Sun may have absorbed a giant planet early in its history.

Published 2h2 sources✓ ConfirmedImportantupdated 1h

≈ 18sSpeed

The fact

This hypothesis could explain anomalies observed in its current composition.

Researchers model the impact of a super-Earth on stellar evolution.

2 sources — click a link to read an article on the topic:

Explore this topic

Auto-synthesis from 2 media sources · identified on September 13, 2026