It is possible to use a computer program to virtual the galaxy to study.
Stellarium is a popular and free planetarium program.
Stellarium is an open source planetarium program that has a realistic representation of a three dimensional sky with all its stars and planets. By default, the program includes more than 600,000 stars, but this number is to expand to 210 million. Stellarium displays a realistic representation of the atmosphere, including sunrise and sunset.
Stellarium has the following characteristics:
You can free download Stellarium and safe install the latest trial or new full version for Windows 10 (x32, 64 bit, 86) from the official site.
Devices: Desktop PC, Laptop (ASUS, HP, DELL, Acer, Lenovo, MSI), Ultrabook
OS: Professional, Enterprise, Education, Home Edition, versions: 1507, 1511, 1607, 1703, 1709, 1803, 1809