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situated or occurring between stars or within the space that exists between stars
- Interstellar travel involves journeying between star systems within the Milky Way galaxy or beyond.
- Interstellar dust clouds contain tiny particles of matter dispersed throughout the vastness of space.
- Interstellar space probes, like Voyager 1 and Voyager 2, have traveled beyond the boundaries of our solar system.
- Interstellar gas clouds are the birthplaces of new stars and planetary systems.
- Interstellar communication explores the possibility of sending messages or signals between distant stars.