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Lack of received commands can be caused by hardware failures or mis-programming of the spacecraft, as in the case of the Viking 1 lander. The process of entering safe mode, sometimes referred to as safing, [3] involves a number of immediate physical actions taken to prevent damage or complete loss. Power is removed from non-essential subsystems.
Radar beacon (short: racon) is – according to article 1.103 of the International Telecommunication Union's (ITU) ITU Radio Regulations (RR) [1] – defined as "A transmitter-receiver associated with a fixed navigational mark which, when triggered by a radar, automatically returns a distinctive signal which can appear on the display of the ...
Investigations. The following investigations are used in clearance determinations: [12] ANACI (Access National Agency Check with Inquiries) – Initial Confidential, Secret, L, LX; only used for civilian employees. NACLC (National Agency Check with Law and Credit) – Initial Confidential, Secret, L, LX; reinvestigations.
A federal judge ordered Monday that the University of California, Los Angeles, craft a plan to protect Jewish students, months after pro-Palestinian protests broke out on campus. Three Jewish ...
The Pentagon is shutting down the troubled pier system in Gaza that was set up to facilitate the delivery of aid to starving Palestinians.
US mounts pressure campaign aimed at limiting Iranian retaliation. As the Middle East braces for potential escalation of hostilities, diplomats at the State Department are trying to rally allies ...
A small set of fields is defined and can be extended with additional text values if required. This method is deprecated in PDF 2.0. In PDF 1.4, support was added for Metadata Streams, using the Extensible Metadata Platform (XMP) to add XML standards-based extensible metadata as used in other file formats. PDF 2.0 allows metadata to be attached ...
2 months after Starliner launched, astronauts still haven’t returned: See timeline. Sports. Sports. USA TODAY. NBC primetime Olympics schedule: What to watch Monday from Paris Games. Sports. USA ...