N.O.V.A.: Near Orbit Vanguard Alliance is a first-person shooter for the PlayStation Portable set in a future where Earth is uninhabitable. Players control retired marine Kal Wardin, who is reluctantly summoned to defend human colonies on artificial satellites known as near-orbitals. The game combines engaging narrative with combat against alien forces, emphasizing tactical gameplay and exploration.
With Earth no longer able to sustain life, huge artificial satellites called 'near-orbitals' were constructed for people to live on. To protect themselves, the near-orbitals banded together to form N.O.V.A., the Near Orbit Vanguard Alliance. Against his will, retired marine hero Kal Wardin is forcefully returned to active duty to prevent mankind's annihilation.