|Home to Guardians of the Galaxy 31st Century|
|Debut appearance:||Marvel Super-Heroes #18|
|Arnold Drake, Gene Colan|
Earth-691 is an alternate reality in which Earth was invaded by aliens.
This Earth is also notable for being invaded by Martians from H.G. Wells' novel The War of the Worlds in the year 2001, during which, nearly all of Earth's heroes were killed or driven off the world.