crewless

crewless

(ˈkruːlɪs)
adj
with no crew
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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So the Reindeer, crewless, lay across the estuary at the sandspit.
The cosmonauts and astronauts will also handle Progress MS resupply ships and a Soyuz MS-14 spacecraft that will be launched in its crewless version, and also the android robot Fedor.
The impact for the Navy could be even more pronounced than what drones did for the Air Force, as in theory crewless ships would be significantly less costly to operate due to the large number of personnel assigned to traditional vessels.
The crewless mission, called Demo-1, is SpaceX's chance to
Crewless ships will no doubt be deployed, but "the jury is still out on whether safety concerns and regulations will clear the way for ocean-going autonomous vessels in the near future," Kinsey said.
A crewless sailboat, which had been spotted some 90 miles south of Limassol two weeks ago but not found by a tug-boat dispatched to bring it to the Limassol port, was eventually towed ashore on Monday night, and police are investigating the circumstances under which it came to float in the region, the Cyprus Mail has learnt.
Gerstenmaier said one advantage of a crewless mission is that it will allow more thorough testing, closer to the edge of the capabilities of the spacecraft.
We are lucky, damn lucky, it was a crewless drilling rig which broke free from a tow line in Sunday's storm and not an oil-laden tanker.
The Johns Hopkins Applied Physics Lab held an open house to celebrate the first exploration of Pluto as New Horizons spacecraft zipped past 9.5 years after the crewless spacecraft's earth launch.