I was screaming, wondering where I was going. I was an astronaut, and on one of my missions, I had been launched into a wormhole.

Everything—my entire life—was passing by me in memories, and I was the spectator. From my first word spoken to my final thought before the wormhole, I saw it all.

Finally, after what seemed like forever, I landed somewhere.

Underneath me was solid metal. I realized I...