N.O.V.A. games in order

All 4 games of the N.O.V.A. series in the order they came out, from N.O.V.A. Near Orbit Vanguard Alliance (2009) to N.O.V.A. Legacy (2017).

1. 
   N.O.V.A. Near Orbit Vanguard AllianceiOS, Android, PSP +2 · Gameloft
   17 Dec
2. 
   N.O.V.A. 2: The Hero Rises AgainMac, iOS, Android +1 · Gameloft
   16 Dec
3. 
   N.O.V.A. 3iOS, Android, WinPhone +3 · Gameloft
   3 May
4. 
   N.O.V.A. LegacyAndroid, iOS · Gameloft (pub.)
   21 Feb