The United Nations Operational Satellite Applications Programme (UNOSAT) collects and analyzes images.

FORBES: Satellite Imaging As High-Tech Activism: Can It Scale?

Russia suspects the operation was a cover to test anti-satellite technology under the US missile defence programme.

BBC: The Pentagon used a missile to shoot down the satellite

The satellite is the first step in a rather ambitious space programme.

ECONOMIST: A boon or a boondoggle?

For patients living in rural north Wales he has led the establishment of a satellite renal unit and has been the driving force in promoting an extensive home dialysis programme.

BBC: Dr Mahdi Mabruk Jibani

According to Mark Matney of Lockheed-Martin, who works at the Orbital Debris Programme Office at the Johnson Space Centre in Houston, Texas, shielding is an increasing influence on satellite design.

ECONOMIST: Orbital debris