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Multiple-path Beyond Line-of-sight Communications

MUBLCOM was a Defense Advanced Research Projects Agency technology-demonstration satellite designed to test low-Earth-orbit digital voice and data links beyond the reach of conventional line-of-sight radio. The spacecraft also carried optical retroreflectors that later made it a cooperative rendezvous target for NASA's DART mission.

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Identity

Aliases
MUBLCOM1999-026B
Name
Multiple-path Beyond Line-of-sight Communications
Status
completed

Details

Astronauts
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Description
MUBLCOM was a Defense Advanced Research Projects Agency technology-demonstration satellite designed to test low-Earth-orbit digital voice and data links beyond the reach of conventional line-of-sight radio. The spacecraft also carried optical retroreflectors that later made it a cooperative rendezvous target for NASA's DART mission.
Launch Site
Outcome
MUBLCOM completed its original communications demonstration and remained in good operational condition years later. DART collided with it during an autonomous-rendezvous test on April 15, 2005; MUBLCOM moved into a slightly higher orbit, reset automatically, and subsequently regained operational status.
Programs
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Start Date
1999-05-18
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Creation Time
July 18, 2026 at 16:46:21 UTC
Updated Time
July 29, 2026 at 08:55:06 UTC

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Search Name
Multiple-path Beyond Line-of-sight Communications MUBLCOM 1999-026B
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