Sellar Property Group and Portsmouth Football Club have unveiled revised plans for their £600m waterfront development.
The scheme will comprise a 36,000-seat stadium, more than 1m sq ft of residential and a multi-use indoor exhibition centre with an all-seater capacity of 10,000.
Sellar and Portsmouth FC were forced to move from
The new scheme will also include a naval diving and training facility.
The scheme has been designed by Herzog & de Meuron.
Construction is expected to start in 2010.