The field of companies eligible for National Security Space Launch (NSSL) Phase 3, Lane 1 awards is now at seven after the U.S. Space Force's Space Systems Command (SSC) awarded two entrants, Impulse Space and Relativity Space's Relativity Federal subsidiary, $5 million firm fixed price task orders for risk and capability assessments. Space Force Col. Eric Zarybnisky, the service's acting portfolio acquisition executive for space access, said in a statement that the addition of launch providers "is critical at a…