Solar Impulse 2 was on Monday approaching the end of its epic bid to become the first sun-powered airplane to circle the globe without a drop of fuel to promote renewable energy.
After nearly two years apart, Europe's Rosetta spacecraft will join stranded robot probe Philae on September 30 on the icy surface of a comet hurtling through space, their eternal resting place, mission control said Thursday.
NASA hit a snag while releasing air into an experimental inflatable room at the International Space Station on Thursday and put everything on hold for at least a day.
Seventy-four weeks ago, on 12 November 2014, ESA's Rosetta mission soft-landed its Philae probe on a comet – the first time that such an extraordinary feat had been achieved.
Following a spectacular liftoff, ESA's ExoMars Trace Gas Orbiter is performing flawlessly en route to the Red Planet.
Yesterday, a 'team of teams' working at ESA's control centre conducted a final rehearsal for tomorrow's launch of Sentinel-3A.
Moments after Sentinel-3A separates from its rocket, a team of European mission control specialists will assume control, shepherding the new spacecraft through its critical first days in space.
Two astronauts aborted their spacewalk Friday and hurried back into the International Space Station after water leaked into one of the men's helmets in a scary repeat of a near-drowning 2½ years ago.
Two American astronauts helped move a stalled rail car back into place outside the International Space Station on Monday, quickly finishing the primary job of an unplanned spacewalk before moving on to other housekeeping ...
Two solid whacks to a stuck brake handle was all it took for a spacewalking American astronaut to fix a stalled rail car outside the International Space Station, NASA said Monday.