The comets fall in two groups — one older and one younger — and have to contend with the orbit of a gas giant
Read this article:
A Swarm of Comets Around an Alien Star Hints at Our Solar System’s Youth
The comets fall in two groups — one older and one younger — and have to contend with the orbit of a gas giant
Read this article:
A Swarm of Comets Around an Alien Star Hints at Our Solar System’s Youth
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