Christian Davenport

NASA and SpaceX successfully launched another crew to the International Space Station on Friday, a mission that comes as the space agency is losing about one-fifth of its workforce as part of the White House's plan to cut federal spending.

The previously untold story of the docking system’s reinvention helps explain how Musk and SpaceX built a culture that allowed them to disrupt the industry.

How SpaceX turned a Texas marsh into the world’s most watched spaceport

Working from computer screens in chilly rooms, the force has emerged as a vital part of America's war machine amid increased competition from China and Russia.

An exclusive look at a Space Force training exercise offered rare insights into how the secretive branch is preparing to fight the next war in space — an arena that for decades was regarded as a peaceful sanctuary.

Since ordering the Pentagon in January to erect a U.S. missile defense shield partly based in space, President Donald Trump has claimed that it

President Trump’s missile defense system aims to protect the U.S. from nuclear attack, but it may destabilize global security and cost over $1 trillion.

U.S. and Chinese spacecraft are routinely dueling as far as 22,000 miles from Earth as militarization escalates in orbit.

Spacecraft operated by the world’s biggest competing militaries are jousting for supremacy amid rising tensions above Earth.

Global Positioning System jamming is on the rise, highlighting risks to the U.S. economy from financial systems to civilian airline traffic.