However, his idea was considered too drastic, an act of genocide, and was dismissed by his people, who exiled him from Titan for his suggestion. Coming up with his own solution, Thanos suggested killing half of the population of their planet entirely at random, freeing the rest from starvation. Thanos had unconditionally loved his people and desperately sought to save Titan when the planet became threatened by the imminent catastrophic collapse of overpopulation. He belonged to the royal family of Titan and was the adoptive brother of the Eternal Eros, who eventually left Titan. Thanos was born to A'Lars, a member of the Titans, a race of powerful, god-like beings that evolved on the planet of Titan. And what I predicted came to pass." ―Thanos and Doctor Strange Dispassionate, fair to rich and poor alike. And when we faced extinction, I offered a solution." " Titan was like most planets too many mouths, not enough to go around. 1.5.5 Wanda Maximoff's Mental Breakdown.1.5.4 Alternate Counterpart's Perspective.Following his Snap, Thanos had then ensured this could never be undone by destroying all of the Infinity Stones, resulting in the Avengers tracking him down on Planet 0259-S, where Thor executed him with Stormbreaker. However, despite facing off against the powerfully combined opposition and the wrath of Thor, Thanos still ultimately triumphed as he completed the Infinity Gauntlet, using it to finally complete his goal through the Snap, which resulted in half of all life in the universe being wiped out with a mere snap of his fingers. Thanos soon found himself challenged by the alliances of the entire universe's greatest heroes, which included the Avengers and Guardians of the Galaxy. This quest even forced Thanos to sacrifice his beloved Gamora, in order to take the Soul Stone. During his mission, both Thanos and his Black Order invaded multiple planets and slaughtered thousands to gain the stones, including Loki and the Asgardians. Thanos then engaged in a ferocious crusade in order to obtain the Infinity Stones. Fed up with all his subordinates' ongoing failures, Thanos made the decision to seek and procur the Stones himself, and he began by forcing Eitri to create the Infinity Gauntlet for him so that he would be able to wield the power of the Stones safely. However, both alliances cost Thanos much of his resources, including the Mind Stone and the loyalty of his daughters, Gamora and Nebula. Thanos forged alliances with Loki and Ronan the Accuser in order to track down some of the Stones.
To complete this goal, Thanos set about hunting down all the Infinity Stones, being confident that the combined force of the Stones would grant him sufficient power. Thanos was a genocidal warlord from Titan, whose objective was to bring stability to the universe by wiping out half of all life at every level, as he believed its massive population would inevitably use up the universe's entire supply of resources and perish. To feel so desperately that you're right, yet to fail nonetheless.