It has been Severus Snape's greatest wish to go back and fix his life with Lily. What happens when he suddenly gets the chance, remembers everything, and has changed enough to avoid Slytherin? Marauder-era, pre- and established Severus/Lily. 50/50 COMPLETE!

In 1998, Severus Snape was given a second chance. In 1976, he has to figure out how to take it.

A time travel story. When Fifth Year Severus Snape tries to create a forward time traveling elixir to prove his worthiness to join Lord Voldemort, he is disappointed to find that his creation is worthless. Or is it?

AU. Time Travel. Snape goes back in time, holding the knowledge of what is to come if he fails. No longer holding a grudge, he seeks to shape Harry into the greatest wizard of all time, starting on the day Hagrid took Harry to Diagon Alley. No Horcruxes.

Deathly Hallows spoilers ensue. This story is being written as a response to JKR's comment in an interview where she said if Snape could choose to live his life over, he would choose Lily over the Death Eaters. AU Sequel posted: The Moment It Ended.

AU, Post HBP Snape travels back in time to warn pre SSPS Snape about what is to come. No DH Spoilers

Eight year old Severus Snape travels ford in time to discover the things he finds are not exactly what he imagined it to be.

Severus was dying in the shrieking shack, and he did indeed die. However, forces out of his control rendered him the ability to re-choose. going back and choose differently.

Severus dies in the Shrieking Shack but is somehow thrown into the past as his eleven year old self.He has a chance to change so much and not just his relationship with Lily. Will he be successful or will fated circumstances be doomed to repeat themselves