The largest exoplanet ever discovered is also one of the strangest and theoretically should not even exist scientists say .
科学家们说,迄今为止发现的最大外行星是一颗奇特至极、在理论上不应该存在的行星。
For ease of observation , the exoplanet should periodically pass between the star and astronomers on earth .
为了便于观察,所探索的外行星应周期性地通过它的恒星和地球上天文学家之间的空间。
Other important milestones could follow closely on the heels of exoplanet 500 , not all of them numerical .
其他重要的里程碑可能紧随第500个外行星的发现之后,但并不是所有的行星都可以用数字来表示。
Because the newfound exoplanet orbits so close to its star , it 's gravitationally locked to the smaller body .
由于这个新发现的系外行星距离其恒星是如此之近,在引力的作用下它被比它小的恒星牢牢锁定。
But yesterday at an exoplanet meeting in turin , italy , switzerland-based astronomers announced that they could find no trace of the prized planet in their observations of the same planetary system .