The following is a timeline of important dates related to Alex, Tess, or Ava on Roswell.

If there something missing or listed wrong on the timeline, let us know at [email protected]

1947

• [ July 6th ] A ship crashes just outside of the town Roswell, New Mexico. The military tries to cover up its existence.

1983

• [ May 7th ] The date listed in West Roswell High School's records as Tess Harding's birthday.

1984

• [ June 21st ] Alex Whitman's birthday.

1999

• [ September 19th or 20th ] There is a shooting at the Crashdown resturant. Alex's best friend, Liz Parker, is wounded in the shooting. Max Evans heals her, therefore, revealing the existance of aliens to humans.
• [ December 2nd-5th ] Liz and Alex are arrested by Sheriff Valenti after attending a party. While in jail, Liz reveals the aliens secret to Alex.

2000

• [ April 10th ] Tess Harding arrives in Roswell.
• [ October ] Tess's guardian, Nasedo (Ed Harding) is killed. Sheriff Jim Valenti becomes her guardian.
• [ November ] Ava, the duplicate of Tess Harding, visits Roswell.

2001

• [ April 29th ] Alex Whitman is killed.
• [ May ] Tess and Max Evans conceive their son, Zan.
• [ May ] Tess Harding is revealed as the killer of Alex Whitman and departs for Antar in the Granolith.

2002

• [ May ] Tess Harding returns to Earth, and is killed. Her son, Zan, is given up for adoption.