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Tag Archives: Satellites

A new fuel for satellites is so safe that it does not blow people up

Later this month, a small satellite will dock a space rocket SpaceX Falcon Heavy to enable the world's first demonstration of "green" satellite fuel in space. The satellite is powered by AFM-315, which the Luftwaffe developed more than 20 years ago as an alternative to the typical satellite hydrate of choice, hydrazine. If successful, AFM-315 could dramatically increase the efficiency …

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Three Canadian radar satellites from California ready to launch – Spaceflight Now

Technicians prepare the Radarsat Constellation Mission satellites for encapsulation in the nose of a SpaceX Falcon 9 rocket. Credit: MDA / SpaceX SpaceX teams working at Vandenberg Air Force Base in California completed preparations before a Falcon 9 rocket with three Canadian-built radar observation satellites was launched into orbit on Wednesday. A few minutes after the start on Wednesday morning, …

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SpaceX plans to launch 12,000 satellites into Earth orbit

Lauren Grush: The biggest problem that people are dealing with is obviously this problem with debris in orbit. We already have many thousands of satellites in space. And this alone could triple or quadruple the number with the Starlink initiative alone. So the problem is that these satellites are moving in space at thousands of miles per hour. They do …

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Astronomers fret over 'debilitating threat' of thousands of satellites cluttering the sky – TechCrunch

The promise of today's nascent communications satellite constellations is real: connecting everyone on the globe, no exceptions. But the dark side, or rather bright side, of these satellites threatens to pollute the sky with innumerable points of moving light. Astronomers warn that this pose may be a "debilitating threat". The International Astronomical Union, a group of more than 10,000 astronomers …

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SpaceX Starlink satellites have astronomers that amplify the Cosmic Alarm

This image of a distant galaxy group from the Lowell Observatory in Arizona is distorted by diagonal lines from the tracks of the Starlink satellites shortly after their launch in May. Victoria Girgis / Lowell Observatory The world's largest professional astronomers organization is raising the alarm over Elon Musk's plan to send a swarm of SpaceX satellites into a near-Earth …

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How bright will the Starlink satellites be? | Human world

<! – -> Enlarge. | West after sunset on an ordinary Saturday in early June. In 2019, Mars can be seen in this part of the sky. Some celestial observers fear that the Starlink satellites will disturb astronomy due to their number. See the table below. Diagram of Guy Ottewell's blog. Originally posted on Guy Ottewell's blog. Reprinted with permission. …

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