Interstellar nomads, rogue planets, asteroid impactors, and kinetic cosmic strikes.
What happens if a 500-meter asteroid impacts the deep Pacific Ocean? Explore shockwaves, 100-meter tsunamis, oceanic vapor plumes, and global climate fallout.
What happens when an interstellar asteroid strikes Mars at 80 km/s? Explore relativistic impact physics, terraforming blastwaves, and Earth-bound ejecta.
What happens if a stray gas giant traverses the inner Solar System? Explore orbital ejections, tidal shredding, planetary collisions, and climate destruction.