On this day in the Star Trek universe:

Star Trek: The Next Generation (1989)

Star Trek: Voyager (1998)

Star Trek: Enterprise (2004 & 2005)

Star Trek: The Next Generation

Season 2. Episode 10.

Episode entitled: The Dauphin.

Released February 18, 1989.

Directed by Rob Bowman.

Written by Melinda M. Snodgrass, Leonard Mlodinow, Scott Rubenstein.

Created by Gene Roddenberry.

Music by Dennis McCarthy.

Cast: Patrick Stewart, Jonathan Frakes, LeVar Burton, Michael Dorn, Marina Sirtis, Brent Spiner, Wil Wheaton, Colm Meaney, Diana Muldaur, Whoopi Goldberg, Paddi Edwards, Jaime Hubbard, Peter Neptune, Mädchen Amick, Cindy Sorenson, Jenna Barlow Grodsky, Michael Braveheart, Dexter Clay, Alex Daniels, Randy James, Tim McCormack, Guy Vardaman.

Star Trek: Voyager

Season 4. Episode 16.

Episode entitled: Prey.

Released February 18, 1998.

Directed by Allan Eastman.

Created by Rick Berman, Michael Piller, Jeri Taylor.

Written by Brannon Braga, Bryan Fuller, Lisa Klink.

Based on Star Trek, created by Gene Roddenberry.

Music by Dennis McCarthy.

Cast: Kate Mulgrew, Robert Beltran, Roxann Biggs-Dawson, Robert Duncan McNeill, Ethan Phillips, Robert Picardo, Tim Russ, Garrett Wang, Jeri Ryan, Clint Carmichael, Tony Todd, John Austin, Steve Carnahan, Damaris Cordelia, Tarik Ergin, Brendan McIvor Fleming, Guy Richardson, John Wilkie.

Star Trek: Enterprise

Season 3. Episode 16.

Episode entitled: Doctor’s Orders.

Released February 18, 2004.

Directed by Roxann Dawson.

Written by Chris Black, André Bormanis.

Created by Rick Berman, Brannon Braga.

Based on Star Trek, created by Gene Roddenberry.

Opening theme song: Faith of the Heart, performed by Russell Watson.

Closing theme: Archer's Theme, by Dennis McCarthy.

Music by Dennis McCarthy.

Cast: Scott Bakula, John Billingsley, Jolene Blalock, Dominic Keating, Anthony Montgomery, Linda Park, Connor Trinneer, Alexandrea Ortiz, Mark Correy, Daphney Damaraux, Glynis Johns, John Jurgens, Danny Kaye, Mildred Natwick, Ator Tamras.

Star Trek: Enterprise

Season 4. Episode 15.

Episode entitled: Affliction.

Released February 18, 2005.

Directed by Michael Grossman.

Written by Brannon Braga, Michael/Mike Sussman, Manny Coto.

Created by Rick Berman, Brannon Braga.

Based on Star Trek, created by Gene Roddenberry.

Opening theme song: Faith of the Heart, performed by Russell Watson.

Closing theme: Archer's Theme, by Dennis McCarthy.

Music by Velton Ray Bunch.

Cast: Scott Bakula, John Billingsley, Jolene Blalock, Dominic Keating, Anthony Montgomery, Linda Park, Connor Trinneer, John Schuck, James Avery, Ada Maris, Eric Pierpoint, Terrell Tilford, Kate McNeil, Brad Greenquist, Derek Magyar, Marc Worden, Seth MacFarlane, Alexandrea Ortiz, Michael Bailous, Bill Blair, Solomon Burke Jr., Glen Hambly, Scott Sterling Hill, Terita Jackson, Andrew Macbeth, Dorenda Moore, Melissa O'Keeffe, Ator Tamras, Aaron White, Brian J. Williams, Wanda Ray Willis.