2. Stars, your dead relatives will look at you from the sky.
3. Star is synonymous with romance. On the edge of the Milky Way galaxy, 30,000 light-years away from the Earth, there are two giant galaxies performing "tango". These two galaxies are composed of billions of stars and gas clouds, both of which are spiral. The stars, gas and dust of the larger galaxy on the right form an "arm", which surrounds the smaller galaxy on the left and slowly puts on various beautiful dances under the interaction.