astronomy
Astronomers They study space and stars and stuff
A study room can be called a study space, study area, or a quiet room for reading and learning.
This study is called astronomy.
Exobiology.
The study of shapes and lines is called geometry. Thanks for reading!
Cycle
astronomy
In a special Space hotel called a Robitanator
aeronautics
earth science
earth science
Assuming you mean "outer space", those people are called astronomers.