Tag

Satellites
13
Apr

Lockheed Martin and Omnispace eye global 5G hybrid network to link military soldiers, sailors and airmen

April 13, 2021
Future space-based 5G global network would enable users to switch between satellite and terrestrial networks to eliminate the need for several devices. Source: https://www.militaryaerospace.com/communications/article/14201123/5g-network-military Apr 13th, 2021 CITY, state – Lockheed Martin and Omnispace are teaming to develop the enabling technologies to deliver 5G connectivity on a global scale. New Atlas reports. Continue reading original article The Military &...
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12
Apr

ASTERX 2021: French Space Forces Reach For Higher ‘Orbit’

April 12, 2021
Source: Breaking Defense https://breakingdefense.com/2021/04/asterx-2021-french-space-forces-reach-for-higher-orbit/ The French military is moving apace in keeping with Paris’s determination to, at a minimum, keep its rank as the third international space power in an increasingly large and competitive club of nations. By  MURIELLE DELAPORTE on April 09, 2021 PARIS: France led its first multinational military space exercise last month,...
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10
Apr

OneWeb, SpaceX satellites dodged a potential collision in orbit

April 10, 2021
‘Red alerts’ of a potential disaster were sent to the companies By Joey Roulette  Apr 9, 2021 https://www.theverge.com/2021/4/9/22374262/oneweb-spacex-satellites-dodged-potential-collision-orbit-space-force Two satellites from the fast-growing constellations of OneWeb and SpaceX’s Starlink dodged a dangerously close approach with one another in orbit last weekend, representatives from the US Space Force and OneWeb said. It’s the first known collision avoidance event...
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09
Apr

CONSTELLATIONS OF TELECOMMUNICATIONS SATELLITES: FROM THEIR ORIGINS TO THE PRESENT DAY

April 9, 2021
04/08/2021 Source: ANFR https://www.anfr.fr/toutes-les-actualites/actualites/les-constellations-de-satellites-de-telecommunications-des-origines-a-nos-jours/ (Auto-translated from French) In the field of radiocommunications, engineers have always favored high points to install transmitters and receivers: going upwards allows very wide areas to be covered and thus reduces deployment costs. The conquest of space has created the possibility of placing transceivers on artificial satellites that fly over the Earth...
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04
Apr

Raw: SpaceX Falcon 9 rocket debris seen from Bainbridge Island

April 4, 2021
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01
Apr

The proliferation of space objects is a rapidly increasing source of artificial night sky brightness

April 1, 2021
M Kocifaj, F Kundracik, J C Barentine, S Bará, The proliferation of space objects is a rapidly increasing source of artificial night sky brightness, Monthly Notices of the Royal Astronomical Society: Letters, 2021;, slab030, https://doi.org/10.1093/mnrasl/slab030 Abstract The population of artificial satellites and space debris orbiting the Earth imposes non-negligible constraints on both space operations and ground-based optical...
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01
Apr

Satellites contribute significant light pollution to night skies

April 1, 2021
Source: Royal Astronomical Society https://ras.ac.uk/news-and-press/news/satellites-contribute-significant-light-pollution-night-skies by Robert Massey on Mon, 29/03/2021 Scientists reported new research results today suggesting that artificial objects in orbit around the Earth are brightening night skies on our planet significantly more than previously understood. The research, accepted for publication in Monthly Notices of the Royal Astronomical Society: Letters, finds that the number of objects orbiting...
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31
Mar

EMFSA March 2021 Newsletter

March 31, 2021
Image: SpaceX on Unsplash Our March 2021 Newsletter: https://mailchi.mp/emfsa/satellite-webinar-april “For the Safer Use of Technology”
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28
Mar

SpaceX is dominating orbit with its Starlink satellites, making the risk of space traffic collision a serious hazard, industry experts say

March 28, 2021
Source: Business Insider https://www.businessinsider.com/elon-musk-spacex-starlink-satellites-dominate-orbit-industry-experts-2021-3?IR=T Kate Duffy SpaceX Starlink satellites have taken over the lower Earth orbit, experts told Insider.There are apparently 1,300 Starlink satellites in lower orbit and 300 from other entities.“We’re not at the end of the world yet but it’s a serious situation,” another space researcher said. SpaceX is rapidly deploying its Starlink...
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13
Mar

Critics take aim at SpaceX’s Starlink, Amazon’s Project Kuiper and other satellite constellations

March 13, 2021
Source: https://www.geekwire.com/2021/critics-take-aim-spacex-starlink-amazon-kuiper-satellite-constellations/ BY ALAN BOYLE on March 11, 2021 SpaceX, Amazon and OneWeb say their satellite mega-constellations will make broadband internet goodness available to billions of people around the world who are unserved or underserved — but some say those promises have to be weighed against the potential perils. These critics cite the risk of catastrophic satellite collisions, concerns about cybersecurity...
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