【一句話翻譯】A solar system astronomers say should not be possible

【漢譯英 Chinese to English】

研究人員利用美國宇航局和歐洲航天局的望遠鏡發現了一個距離地球約116光年的係外行星係統，他們認為該係統可能會顛覆我們對行星形成方式的認知。

An exoplanetary system about 116 light-years from Earth could flip the script on how planets form, according to researchers who discovered it using telescopes from NASA and the European Space Agency.

Note: For this newly discovered solar system, the outmost planet is a rocky planet. Astronomers have long believed the outmost planet of any solar system must be a gas planets, based on solar system formation theory.