은하계 내의 별과 별 사이에서 발생하거나 위치하는.
Located or taking place in the regions between the stars of a galaxy.
예문:
"Scientists are studying the composition of interstellar dust clouds to understand how stars are formed."
"The Voyager 1 spacecraft became the first human-made object to enter interstellar space."
"Interstellar travel remains a theoretical concept due to the vast distances between solar systems."