The Party of Five and 10 Things I Hate About You star's partner Arista Ilona are expecting their first child next year (16).

Keegan tells People.com, "My beloved partner and I are excited to welcome a baby into our lives and our community. We look forward to embracing the sacred responsibility of parenthood as well as learning from this spirit.

"Our intention is to raise our child in a co-creative environment where truth and love are foremost. We welcome your thoughts and prayers for this incubating life."