Tag

Satellites
18
Sep

Elon Musk’s Next Big Thing Is 40,000 Satellites Beaming Broadband

September 18, 2020
He hopes low-Earth orbits will help him succeed where so many others have failed. Bloomberg Businessweek September 17, 2020 By Thomas Pfeiffer and Thomas Seal Every few years, someone comes along promising to disrupt the satellite industry. They burn through billions in cash before ambition crashes back down to Earth. Since the late 1990s, Globalstar, Iridium, Leosat, Skybridge, Teledesic,...
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15
Sep

The Eyes Of Argus

September 15, 2020
Raytheon Intelligence & Space discusses what Greek mythology can tell us about missile defense. By RAYTHEON INTELLIGENCE & SPACE on September 14, 2020 at 11:11 PM To the ancient Greeks, Argus Panoptes was a giant with a thousand eyes who always kept watch, even in his sleep. That constant vigilance resonates with those responsible for keeping...
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05
Sep

SpaceX’s Starlink update: space lasers test

September 5, 2020
SpaceX gave a big Starlink update today:— Private beta testing shows "super low latency and download speeds greater than 100 [megabits] per second"— Connected 2 satellites to each other with "space lasers," transferring "hundreds of gigabytes of data" https://t.co/Aq8xWzaUY3— Michael Sheetz (@thesheetztweetz) September 3, 2020 The test of the Starlink “space lasers,” also known as...
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02
Sep

Satellite mega-constellations risk ruining astronomy forever

September 2, 2020
MIT Technology Review by Neel V. Patel September 2, 2020 The astronomy community is on edge. The growing number of satellites streaming through low Earth orbit is making it almost impossible to get a clear view of the sky.  The true threat these mega-constellations pose to the astronomy community is only just beginning to be understood....
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27
Aug

Bill Gates leads $85.2 million investment in satellite antenna company Kymeta

August 27, 2020
Paul Sawers@psawers August 25, 2020 6:00 AM Kymeta, a company that develops satellite antennas and services to bring connectivity to any vehicle or vessel, has raised $85.2 million in a round of funding led by Microsoft cofounder Bill Gates. The raise comes as various high-profile companies are developing low earth orbit (LEO) satellite programs —...
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17
Aug

Amazon’s Project Kuiper is More Than the Company’s Response to SpaceX

August 17, 2020
Source: https://spectrum.ieee.org/tech-talk/aerospace/satellites/amazons-project-kuiper-is-more-than-the-companys-response-to-spacex Amazon Web Services and Blue Origin could mean the satellite constellation becomes part of a larger ecosystem. 17 Aug 2020 | 19:00 GMT By Michael Koziol Amazon cleared an important hurdle when the U.S. Federal Communications Commission (FCC) announced on 30 July that the company was authorized to deploy and operate its Kuiper satellite constellation. The authorization came with the caveat...
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15
Aug

First SpaceX Starlink Satellite Broadband Speeds Revealed

August 15, 2020
Source: https://www.telecompetitor.com/first-spacex-starlink-satellite-broadband-speeds-revealed/#:~:text=Using%20the%20Ookla%20Speedtest%20app,beta%20users%20for%20the%20service. 8/13/20 at 11:57 AM by Bernie Arnason A Reddit forum for SpaceX’s Starlink has revealed the first speeds for the new satellite broadband service. SpaceX has already launched hundreds of low earth orbit (LEO) satellites that will power this next generation satellite broadband service. Excerpt: Coverage is currently limited to the Northern region of the...
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30
Jul

Amazon’s Kuiper constellation gets FCC approval

July 30, 2020
by Caleb Henry — July 30, 2020 WASHINGTON — The U.S. Federal Communications Commission on July 30 approved Amazon’s request to operate a constellation of roughly 3,200 internet satellites in low Earth orbit.  The FCC said Amazon has until July 30, 2026 to launch at least 50% of its satellites in order to maintain its authorization, and until...
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10
Jul

Iridium Publicly Threatens Lawsuit To Overturn FCC’s Ligado Vote

July 10, 2020
“I think there’s some very compelling petitions for reconsideration before the FCC right now, so I’m hoping that they would hit the pause button,” says Iridium’s legal rep Robert McDowell. By THERESA HITCHENSon July 10, 2020 at 3:50 PM WASHINGTON: Iridium is considering legal action to block the FCC’s controversial approval of Ligado’s 5G mobile...
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16
Jun

Space Pollution: The Kessler Syndrome

June 16, 2020
What is the Kessler Syndrome? The Kessler syndrome (also called the Kessler effect, collisional cascading, or ablation cascade), proposed by NASA scientist Donald J. Kessler in 1978, is a theoretical scenario in which the density of objects in low Earth orbit (LEO) due to space pollution is high enough that collisions between objects could cause a cascade in which each collision generates space debris that increases the likelihood of further...
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