English sentence

Planetarium:
I always go to Planetarium every Sunday with my parents.
= 每星期日我總是跟我的父母去天文館。
"or"
Planetarium is a good place for me to learn about space.
=天文館是個好地方令我了解太空。



Astronomy:
Astronomy is my favorite subject.
=天文學是我最喜歡的科目。
"or"
I love to read all the Astronomy books.
=我喜歡閱讀所有的天文書籍。



Constellation:
I love to study constellation.
= 我喜歡研究星座。
"or"
Constellation is one of my interested topics.
= 星座是我感興趣的話題。

Planetarium - I love to visit the planetarium to learn about space.

Astronomy – I want to study astronomy in the University.

Constellation – Constellation is a group of easily recognized stars.