Youngest new 'alien planet' ever discovered – and it's 5,000 times younger than Earth
- Posted on September 20, 2026
- By The Daily Star
- 0 Views
- 1 min read
Astronomers have unveiled one of the most remarkable celestial discoveries in recent years: an exoplanet still in its infancy, estimated at less than one million years old. This nascent world orbits a young star and remains embedded within a swirling disk of cosmic debris from which it continues to form. The discovery provides unprecedented insights into planetary formation processes and challenges our understanding of how quickly planets can develop during the early stages of stellar evolution.
Summary auto-generated by AI from the original publisher's content. Editorial standards.