Speakers will include ministers, the Chief of the Air Staff alongside senior leaders from the National Space Council and the newly formed US Space Command.
BAE Systems say it will develop software for military operators that will enable semi-autonomous multi-domain mission planning.
Airbus is celebrating 50 years of providing secure military satellite communications to the UK with the 50th anniversary of the first Skynet satellite.
NATO Foreign Ministers met in Brussels on Wednesday to address a wide range of security challenges in preparation for the meeting of NATO leaders in London.
QinetiQ will develop equipment for the International Space Station.
Kepler Communications and Cobham SATCOM have formed a strategic partnership for high-capacity satellite data service delivery.
The US Air Force's X-37B Orbital Test Vehicle landed at NASA's Kennedy Space Center after 780 days in orbit.
QinetiQ say it has celebrated its new cleanroom in Kruibeke, Belgium.
The US, Russia and China are the only three nations which have successfully managed to get a rover onto the Moon. The UK will be next, say Spacebit.
NASA and Lockheed Martin have finalised a contract for up to 12 Orion spacecraft.