Star Trek Hidden Frontier - 2000 Echoes 1-6 was released on: USA: 2000
Star Trek Hidden Frontier - 2000 Modus Operandi 3-5 was released on: USA: 2002
Star Trek Hidden Frontier - 2000 Fire in the Heart 2-7 was released on: USA: 2001
This is the asker. I found a table that listed the exact release dates of every episode, minus the omakes and Wedding Peach DX. I added them to Wedding Peach's Wikipedia article.
The third one comes out September in 2011.
Star Trek Hidden Frontier - 2000 Refugees 2-1 was released on: USA: 2001
Star Trek Hidden Frontier - 2000 Heroes 3-3 was released on: USA: 2002
Star Trek Hidden Frontier - 2000 Crossroads 4-5 was released on: USA: 2003
Star Trek Hidden Frontier - 2000 Encke 2-5 was released on: USA: 2001
Star Trek Hidden Frontier - 2000 Ashes 3-7 was released on: USA: 2003
Star Trek Hidden Frontier - 2000 Echoes 1-6 was released on: USA: 2000
Star Trek Hidden Frontier - 2000 Homeport 6-3 was released on: USA: June 2005
Star Trek Hidden Frontier - 2000 Yesterday's Excelsior 2-2 was released on: USA: 2001
Star Trek Hidden Frontier - 2000 Two Hours 1-4 was released on: USA: 2000
Star Trek Hidden Frontier - 2000 Piracy of the Noble 4-2 was released on: USA: 2003
Star Trek Hidden Frontier - 2000 Grave Matters 4-4 was released on: USA: 2003
Star Trek Hidden Frontier - 2000 Fire in the Heart 2-7 was released on: USA: 2001