article_snippet.sent: It comes after two black holes were found to be seven years from merging.
article_snippet.sent: The discovery was made using data from the Pan-Starrs telescope in Hawaii.
article_snippet.sent: However, astronomers note that it is not a certainty
article_snippet.sent: Nonetheless, astronomers will be keen to observe it in further detail in case astronomers predictions turn out to be correct.
highlights_snippet.sent: Comes after two black holes found to be seven years from merging .