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Posts tagged #spaceenvironment

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Amid Crowded Skies, FAA Kills Rule Aimed at Regulating Space Junk The agency once said that pieces of space debris “pose a significant risk,” but the Trump administration has backed off a rule that would have required companies like Elon Musk’s SpaceX to remove rock...

"The Trump administration is backing off a rule aimed at stopping commercial space companies from leaving rocket bodies in Earth’s orbit, a practice that experts say could threaten public safety and telecommunications."

www.propublica.org/article/faa-...

#Space #SpaceEnvironment #SpaceDebris

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Reflect Orbital (2026) March 4, 2026 Before the FEDERAL COMMUNICATIONS COMMISSION Washington, D.C. 20554 via ICFS Electronic Filing In the Matter of: Reflect Orbital Inc. ICFS File No. SAT-LOA-20250701-00129 COMMENTS OF T...

CSE has submitted public comments to the U.S. FCC on two pending applications relating to the #SpaceEnvironment:

(1) Reflect Orbital's prototype satellite; www.spaceenvironmentalism.org/actions/publ...

(2) SpaceX's "1M orbital data centers" proposal; www.spaceenvironmentalism.org/actions/publ...

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Constant Space Launches Turning Earth's Atmosphere Into a "Crematorium," Scientists Say Thousands of expendable satellites are falling into the Earth's atmosphere and turning it into a polluted "crematorium."

"Constant space launches are turning the atmosphere into a 'crematorium' for satellites and other space debris. That was the warning from a trio of astronomers and atmospheric scientists in a new essay for The Conversation."

futurism.com/space/space-...

#SpaceEnvironment #SpaceDebris #Pollution

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Two satellite proposals threaten dark and quiet skies worldwide Giant mirrors in space to create sunlight at night and an AI data center made up of 1-million satellites are undergoing regulatory approval. How did we get here?

"Access to the night sky is a crucial part of our scientific, religious, and cultural practices across the globe. Right now, one government agency has the power to completely alter the night sky as we know it."

astrobites.org/2026/02/26/r...

#Space #SpaceEnvironment #SpaceX #DataCenters

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Loosely Regulated Commercial Space Travel Poses An Environmental Threat A new study underscores growing unease about pollution from mostly unregulated commercial space activities.

"International agreements covering rocket pollution include the Outer Space Treaty and Liability Convention... require countries to avoid harmful contamination and to accept responsibility for damage caused by their space objects."

insideclimatenews.org/news/1902202...

#SpaceEnvironment

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Measurement of a lithium plume from the uncontrolled re-entry of a Falcon 9 rocket - Communications Earth & Environment A plume of pollutants in the upper atmosphere above Germany is identified using lidar observations of lithium concentrations and can be traced back to the uncontrolled re-entry of a specific rocket la...

"This finding supports growing concerns that space traffic may pollute the upper atmosphere in ways not yet fully understood."

www.nature.com/articles/s43...

#SpaceEnvironment #Atmosphere #Pollution

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Moving space debris out of the way with OMLET

"@esa.int is already making use of laser technology to detect and monitor #SpaceDebris. But what if we could also use laser technology to actually prevent collisions?"

www.esa.int/ESA_Multimed...

(We note how the answer always seems to be "more tech", not "less pollution".)

#SpaceEnvironment

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Lifecycle assessment of carbon emissions from low earth orbit satellite and terrestrial internet networks The rapid expansion of low Earth orbit (LEO) satellite networks to improve global internet access has raised concerns about their environmental impact compared to terrestrial infrastructure. This s...

"This study reveals that LEO satellite internet systems are more carbon-intensive (0.1–0.5 kg CO₂e/GB) than terrestrial fibre (0.05–0.20 kg CO₂e/GB) due primarily to emissions from launch processes and operations."

doi.org/10.1080/1758...

#Space #SpaceEnvironment

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Starlink Is Dropping From the Sky Again and Again. Scientists Warn Earth Is Already Feeling the Effects For decades, space safety rules assumed satellite reentries would stay rare. By early 2026, with over 70,000 megaconstellation spacecraft planned, that assumption has collapsed.

"For decades, space safety rules assumed satellite reentries would stay rare. By early 2026, with over 70,000 megaconstellation spacecraft planned, that assumption has collapsed."

indiandefencereview.com/starlink-sat...

#Space #Satellites #SpaceEnvironment

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Satellite megaconstellations continue to grow. Could their debris fall on us? "What happens if the minimum lethal amount of debris from each satellite does not burn up and reaches the ground intact?"

"A new study looks into eleven different megaconstellations and what would happen during their fiery reentry into Earth's atmosphere. They find that there's a 40% collective risk of on-ground casualties if satellites do not burn up entirely."

www.space.com/space-explor...

#Space #SpaceEnvironment

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Satellite Megaconstellations Could Threaten Up to 96 Percent of Space Telescope Images Learn how expanding satellite megaconstellations in low Earth orbit could introduce widespread light pollution into space telescope observations.

"A new study published in Nature finds that reflections from large satellite constellations could interfere with most images taken by some current and future space observatories."

www.discovermagazine.com/satellite-me...

#Space #SpaceEnvironment #Astronomy

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Data Center Space Race Heats Up As Startup Requests 88,000 Satellites Days after SpaceX filed its plan for a constellation of one million satellites with the FCC, Starcloud is looking to build its own 88,000-satellite constellation for AI data centers.

"A race to secure regulatory approval for data centers in space is emerging, with a US startup called Starcloud submitting a proposal to the FCC for a constellation of up to 88,000 satellites." (via @pcmag.com)

www.pcmag.com/news/data-ce...

#Space #SpaceEnvironment #SpaceDebris

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China takes big step towards developing ‘Starlink killer’ weapon Device small enough to be mounted on trucks, aircraft, or even satellites

"Chinese scientists have developed a compact ultra-powerful energy generator, paving the way for next-generation weapons that could one day be turned on satellite swarms like SpaceX’s Starlink constellation."

www.the-independent.com/tech/china-s...

#SpaceEnvironment #SpaceWarfare #SpaceDebris

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Why did SpaceX just apply to launch 1 million satellites? SpaceX says it wants to deploy an astronomical number of data centres in orbit to supply power for artificial intelligence, but the proposal might not be entirely serious

"We are only a month into 2026, yet it’s already clear what one of the major space stories of the year is going to be: mega-constellations, and the ongoing attempts to launch thousands of satellites into Earth’s orbit."

www.newscientist.com/article/2514...

#SpaceEnvironment

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ATLANTIC SKIES: How increasing numbers of satellite negatively impacts our night sky As more satellites are launched, not only does it impact visualizing the night sky, it could pose a threat

"We are slowly, but steadily, losing our night skies. Not content to pollute our planet’s natural environments, private corporations and governments have their sights set on choking the skies with more and more satellites."

www.saltwire.com/newfoundland...

#Space #SpaceEnvironment

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Britain prepares emergency alert amid fears over Chinese space junk Government experts are monitoring debris from rocket, which is due to enter atmosphere on Friday

"Mobile networks have now been asked to check that their emergency alert system is operational, in case the debris crashes in Britain and a message needs to be sent to people living near to the impact site."

www.telegraph.co.uk/news/2026/01...

#Space #SpaceEnvironment #SpaceDebris

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More international cooperation needed to reduce space debris, says SSA’s chief RIYADH: Reducing the amount of debris orbiting Earth in space requires more international cooperation, the acting CEO of the Saudi Space Agency said at a Riyadh event on Monday. Speaking at the openin...

“Up to $42 billion of economic losses could be caused by space debris by 2035, according to a paper published by the Centre for Space Futures in collaboration with the World Economic Forum during Monday’s conference.”

www.arabnews.com/node/2630678/

#SpaceDebris #SpaceEnvironment

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Space Astronomy Is Under Threat As New Paper "Raises Important Concerns" About Megaconstellations Light pollution from satellites affects more than just the Earth.

Thanks to @drcarpineti.bsky.social at @iflscience.com for featuring CSE in this story about the recent Nature paper by Borlaff, Marcum and Howell.

www.iflscience.com/space-astron...

#Space #SpaceEnvironment #Satellites

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Spacecraft from Chinese launch nearly slammed into Starlink satellite, SpaceX says "As far as we know, no coordination or deconfliction with existing satellites operating in space was performed, resulting in a 200 meter close approach between one of the deployed satellites and STARL...

"As far as we know, no coordination or deconfliction with existing satellites operating in space was performed, resulting in a 200 meter close approach between one of the deployed satellites and STARLINK-6079 (56120) at 560 km altitude."

www.space.com/space-explor...

#Space #SpaceEnvironment

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Applications open for ISEE international joint usage/research programs (FY2026) | News & Events | Nagoya University Stay informed about research breakthroughs, university announcements, and opportunities to engage with Nagoya University's dynamic global community.

[News] Calling researchers worldwide: Apply now for international joint usage/collaborative research programs at the Institute for Space-Earth Environmental Research, Nagoya University (FY2026) – deadline January 15, 2026! bit.ly/48uYaRr #academicsky #research #funding #spaceenvironment

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Space Trash Threatens The Global Economy Martin Gee Space should not be a garbage dump. Nevertheless, we have treated the sky as a wrecker’s yard for more than half a century, and the amount of space junk orbiting Earth has skyrocketed in…

Space Trash Threatens The Global Economy – Online Marketing Scoops onlinemarketingscoops.com/2025/11/25/s...
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#spacetrash #orbitaldebris #satellitejunk #SpacePollution #cosmiccleanup #NASA #Spaceenvironment #SustainableSpaces #astrowaste #orbitcleanup #spacewastemanagement #Ecofriendly

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‘Uncontrolled experiment:’ Study links harmful atmospheric metals to spacecraft reentry ‘Uncontrolled experiment:’ Study links harmful atmospheric metals to spacecraft reentry

"According to new research, 'space waste' injects a considerable amount of its matter into the mesosphere and lower thermosphere — enough to potentially weaken the Earth’s ozone layer."

spacenews.com/uncontrolled...

#SpaceEnvironment #Space #Atmosphere

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Satellites face solar storm threat Charged particles from the sun could affect mega internet constellations like SpaceX's Starlink

Starlink satellites "are deployed in a giant mesh around the planet. This means a solar storm and its accompanying geomagnetic storm is likely to influence at least some of the satellites, no matter when it occurs."

www.sciencedirect.com/science/arti...

#SpaceEnvironment

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Return of Chinese astronauts delayed after spacecraft struck by debris The three astronauts from the Shenzhou-20 mission flew to the Tiangong space station in April, and were expected to return on Wednesday

"The return to Earth of three Chinese astronauts has been delayed until an unspecified date after their spacecraft was apparently struck by a small piece of debris, according to Chinese state media."

www.theguardian.com/world/2025/n...

#SpaceDebris #SpaceEnvironment

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Competing for the Orbital Commons: Megaconstellations and Strategic Rivalry in Low Earth Orbit Megaconstellation deployment has become a focal point in international discourse, especially between the global powers of the United States and China. This paper investigates China’s and the U.S. s...

New research "underscores the urgency for a collaborative international framework to regulate space traffic and preserve the long-term viability of Earth orbits."

www.tandfonline.com/doi/abs/10.1...

#China #UnitedStates #Satellites #STM #SDA #SpaceEnvironment

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The true cost of "solar power at night" with Reflect Orbital Solar power has the disadvantage that there's no Sun at night. Satellite startup Reflect Orbital wants to change that, but at what cost?

"The most unfortunate part of the Reflect Orbital proposal is how unnecessary it is. ... But sadly, the days of the 'wild, wild west' still continue when it comes to the environment surrounding our planet: low-Earth orbit."

bigthink.com/starts-with-...

#Space #SpaceEnvironment #SunlightAsAService

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Why Starlink Satellites Are Falling More Than Ever – And What It Means for Earth With Starlink satellites deorbiting at an alarming rate, experts warn of potential environmental risks and the growing problem of space debris.

"With up to four satellites falling to Earth daily in 2025, ... concerns about space debris and atmospheric pollution are mounting."

dailygalaxy.com/2025/10/star...

#SpaceEnvironment #SpaceDebris #Atmosphere #Space

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A US startup plans to deliver ‘sunlight on demand’ after dark. Can it work – and would we want it to? Satellites beaming sunlight down to Earth sound like science fiction – and they have astronomers very worried.

"It remains to be seen whether Reflect Orbital’s project will get off the ground. ... The consequences of success for astronomers – and anyone else who likes the night sky dark – would be dire."

theconversation.com/a-us-startup...

#Space #SpaceEnvironment #Satellites

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Don’t look up: how Trump’s deregulation drive could obscure the stars and threaten our access to space Astronomers are warning that the proliferation of satellite constellations like SpaceX’s Starlink, are making their work harder than it’s ever been

"An executive order signed last month to streamline rocket launches has been celebrated by officials in the commercial space sector. But it’s also causing a wave of alarm – from scientists, environmental activists and astronomers."

www.theguardian.com/science/2025...

#SpaceEnvironment

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"Bright communication satellites in low-Earth orbit are beginning to interfere with astronomical observing. Soon, a new type of satellite will intentionally beam sunlight to Earth’s surface at night."

skyandtelescope.org/astronomy-ne...

#Space #SpaceEnvironment

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