The proposed technology (first announced in 2014) would include a spacecraft that would deploy a 700-meter-long (2,296 feet) electrodynamic tether (EDT) and guide it toward a piece of space junk ...

The space tether is also a core technology needed to build a space elevator, a high-frontier concept for a 22,300-mile-high lift that would bring objects from Earth into space without a rocket.

A space-travel technology, simple in concept, has been frustratingly difficult to realize. ... From his garage shop Laubscher works with CNTs with the goal of drawing them into a tether.

None have proved especially effective, however. With space debris collisions an increasing concern—the 20-ton Chinese booster rocket that crashed down to Earth last May could be just the start—the ...

A space elevator could make it much cheaper and faster to get goods to other planets, like Mars. The Obayashi Corporation based in Japan announced in 2012 plans to begin building one by next year ...

At the end of his tether during a space walk, the astronaut suddenly seems to be in trouble. His command pilot orders him back aboard the spacecraft, but he does not respond. Something has ...