In November 2021 Rocket Lab announced its intention to purchase Planetary Systems Corporation (PSC), an American provider of spacecraft separation systems. This deal was for US$42m and completed on 1 December.
Later in December Rocket revealed another purchase, SolAero Holdings. Sol Aero is another American company but it specialises in the production of solar power and aerospace structures for the space industry. This deal is valued at US$80m and is expected to complete in Q1 2022.