It's not possible that we could cross a galaxy. But astronomers study galaxies with huge telescopes.
they've only studied it from a distance
Quasars
NO.
my friend Jaedyn has visited Florida so the answer would be yes
No.
The Ancient Greeks first studied the milky way but they thought that the stars were holes in a dome surrounding the earth
yes
Nobody has visited Saturn.
No, no one has visited Mars...
No person has visited Jupiter the closest we have been is to observe the planet with high powered telescopes.
None, as far as we know. All human life resides on earth, and has not even visited another planet, let alone a star or galaxy.
Everyone who has ever lived has spent their entire life in a galaxy. The planet we live in is part of the Milky Way Galaxy.