They said it couldn't be done: Internet in space. The dream of a totally connected world is still out of reach. Companies like OneWeb and SpaceX think a global swarm of satellites is the answer. The idea failed before — does it stand a chance today?

SpaceX joins competitor Blue Origin in successfully reclaiming a used rocket.

SpaceX could save millions by refurbishing its first-stage boosters.

Failed missions to the ISS leave NASA and researchers with the bill.

Companies like Orbital Sciences and SpaceX ferry cargo to the International Space Station for NASA. Many are wondering about the scale of this business.

Poverty, Internet drones and space taxis; here are the numbers we're watching.

After some false starts, private rocket maker SpaceX launched a rocket carrying a large commercial satellite into outer space yesterday.