article_snippet.sent: J318.5-22 was detected 80 light years away from Earth and J318.5-22 is estimated to have a mass six times that of Jupiter .
article_snippet.sent: J318.5-22 was detected 80 light years away from Earth and J318.5-22 is estimated to have a mass six times that of JupiterJupiter.
article_snippet.sent: Astronomers believe J318.5-22 formed 12 million years ago, and is considered a newborn in planetary terms - Earth is thought to be around 4.5 billion years old.