Using radio telescopes observing distant stars, scientists have connected optical atomic clocks on different continents. The results were published in the scientific journal Nature Physics by an international collaboration ...
Astronomy
Oct 8, 2020
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221
A communication drop-out has delayed a Christmas delivery at the International Space Station.
Space Exploration
Dec 8, 2018
2
76
Our day-to-day lives exist in what physicists would call an electrically neutral environment. Desks, books, chairs and bodies don't generally carry electricity and they don't stick to magnets. But life on Earth is substantially ...
Space Exploration
Jul 17, 2012
2
0
The European Space Agency will on Friday launch the world's first commercial fully re-programmable satellite, paving the way for a new era of more flexible communications.
Space Exploration
Jul 30, 2021
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644
(PhysOrg.com) -- The University of California, San Diego (UCSD) and Jazz Semiconductor, a Tower Group Company, today announced that they have collaborated to develop a two-antenna quad-beam RFIC phased array receiver covering ...
Electronics & Semiconductors
Jul 2, 2009
0
0
(Phys.org) —A team of researchers working at the University of Padua in Italy has bounced polarized photons off of four in-flight satellites to show that quantum communications between such satellites and ground based stations ...
A rocket that blasted off from French Guiana successfully placed two communications satellites into orbit Saturday, launch firm Arianespace said.
Space Exploration
Aug 16, 2020
0
41
(Phys.org)—A team of German physicists has successfully demonstrated an ability to perform quantum key distribution (QKD) exchange between an airplane in flight and a ground station, paving the way perhaps to the same kinds ...
The shrinking technology of cell phones, laptops and cameras are now leading to palm-sized satellites. Easy to build and affordable, these small satellites offer a new way to conduct astrobiology research. They also could ...
Space Exploration
Jul 12, 2010
0
0
US authorities said Friday they had granted permission to a TV provider to urgently lift a four-ton (3,600-kilogram) satellite to a so-called "graveyard orbit" over fears a battery fault may soon cause it to explode.
Space Exploration
Jan 24, 2020
5
45
