dark satellite

dark satellite

[¦därk ′sad·əl‚īt]
(aerospace engineering)
Satellite that gives no information to a friendly ground environment, either because it is controlled or because the radiating equipment is inoperative.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
This hypothetical dark satellite was called "Nemesis", the researchers claim.
Life on earth suffers catastrophic extinctions every 27 million years, claim researchers
However, further dark satellites will need to be found to confirm this conclusion," says Vegetti.
Most Distant Dwarf Galaxy Detected
The team looked for faint or dark satellites of distant galaxies using a method called gravitational lensing.
Distant faint 'satellite galaxy' made up of dark matter discovered
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