CAN SOMEONE HELP ME

theres this bl manhua i read years ago, i found it on a chinese app, BUT I FORGOT THE TITLE, i forgot what the plot was ill try to remember the important details, its an omegaverse, the title has something to do with stars? or was it planets or was it orbit idk, their world is like really advanced, the omegas use collars too i remember the seme is asking the uke which one he like the collars are decorated, thats the only thing i remember sadly D; the app was either toomics or manga toon