Anyway, Wolf went though all records from various observatories in Europe and put together a history of sunspot observations going back about 100 years.

不论如何，沃尔夫查阅了欧洲各个天文台的所有记录，并把大约100年前的太阳黑子观测历史整理在一起。

A degree in astrophysics equips the student for a variety of careers at observatories, planetaria, and educational institutions.

天体物理学学位使学生有众多的职业选择，比如气象台的职位、天文馆和教育行业等。

It is the fourth and final of NASA 's Great Observatories.

这是第四个与美国宇航局氏大天文台决赛。

This composite image uses data from three of NASA's Great Observatories.

这张合成图像使用来自美国宇航局的大天文台三个数据。

NASA and JPL and a handful of astronomers working at the major observatories.

他们是NASA、JPL以及一批在大型天文台工作的人员。