Star Children's Dust
It's a wing. A wing from an alien space craft. Almost as old as time. Nothing but a relic now, a ruin. They used to steal people off Earth. Millions of them. Abducting them against their will. None of that matters now. Earth was burnt to a cinder nine billion years ago. Its sun went supernova. More powerful than they thought it would. Earth based science was basic. That wing... the craft... I don't know why or how it got here. Or when. It just did. At the arsehole of the universe. Who knows what happened to its civilization? Nothing is forever. And the stolen people from Earth? Maybe they became star children, aliens, founding new civilizations that are as dead as the rest. That impressive wing and only silence knows...