The crew of the ISS has kicked off a busy final month of the year with the third of four planned spacewalks to repair the Alpha Magnetic Spectrometer.

The 22 member states of the European Space Agency have agreed to fund the organization’s activities for a record €14.4 billion ($15.8 billion) over five years.

Though quite small, curious seasonal variations in concentrations of oxygen in the thin Martian atmosphere have scientists baffled and striving to provide an explanation.

Aviation Week discuss how a government watchdog has changed the military’s effort to choose two launch providers from a field of Blue Origin, Northrop Grumman, SpaceX and United Launch Alliance.

A British startup has unveiled a one-fifth scale model of an innovative lunar lander in partnership with a Ukrainian manufacturer, and plans to test another vehicle in the UAE.

The European Space Agency council at the ministerial level opened Nov. 27 in Seville, Spain, to discuss a proposed increase in spending.

A British startup has unveiled a one-fifth scale model of an innovative lunar lander in partnership with a Ukrainian manufacturer, and plans to test another vehicle in the UAE.

The NASA Orion capsule assigned to the first joint test flight of the Space Launch System (SLS), the uncrewed Artemis 1 mission, reached Ohio by air transport from Kennedy Space Center in Florida on Nov. 24.