![View of the milky way, with a tree silhouette in the middle](http://static.sciencelearn.org.nz/images/images/000/000/603/full/3004741.jpg?1674164596)
We can see but not hear stars in faraway galaxies. This is because light can travel through a vacuum but sound cannot (sound needs a medium).
We can see but not hear stars in faraway galaxies. This is because light can travel through a vacuum but sound cannot (sound needs a medium).