Satellite Commercial Space Space Debris & Traffic Management Policy & Regulation Sustainability & Climate Initiatives

Space.com • Tereza Pultarova

Scientists warn Starlink and other LEO megaconstellations are fueling an “unregulated geoengineering” effect via high-altitude p

Researchers say SpaceX Starlink and comparable satellite megaconstellations are creating a largely unregulated high-altitude “geoengineering” experiment. They argue rising pollution in the upper atmosphere—alongside the scale and pace of deployments—could alter atmospheric chemistry and, potentially, climate dynamics.

2026-05-18T03:04:30.080895-07:00

China Launch Vehicles & Space Transportation Commercial Space

SpaceNews.com • Andrew Jones

Zenk Space raises $26 million, targets June debut launch

By SpaceNews.com: China’s Zenk Space has secured 180 million yuan ahead of the planned June debut of its Zhihang-1 kerolox rocket, the company's first orbital launch attempt.

2026-05-17T19:41:10.645260-07:00

Mars Helicopter Space Exploration & Science Missions NASA

Space.com • Leonard David

Watch NASA's new Mars helicopter rotor break the speed of sound (video)

By Space.com: NASA is testing the limits of future Mars aircraft as it works to develop a next-generation fleet of helicopters that will fly through the thin atmosphere of the Red Planet.

2026-05-17T08:06:18.242266-07:00

Space Exploration & Science Missions NASA

Space.com • Julian Dossett

Giant radio telescope sees Artemis 2 astronauts on Orion flying around the moon. 'There are 4 people in those pixels.'

By Space.com: A giant radio telescope in West Virginia tracked Artemis 2's Orion spacecraft around the moon for five days, gathering precise observations on its movements during the historic mission.

2026-05-17T05:04:01.561582-07:00

Satellite Space Force Defense Industry & Major Contractors Space Defense & Militarization

SpaceNews.com • Sandra Erwin

Space Force awards Northrop Grumman $398 million satellite contract

By SpaceNews.com: WASHINGTON — The U.S. Space Force awarded Northrop Grumman a $398 million contract to build a prototype communications satellite intended to demonstrate anti-jamming technologies for military operations in contested environments, the Space Systems Command said May 15.

Also: Defense Daily, govconwire.com and insidedefense.com

2026-05-16T07:53:09.719393-07:00

Satellite Space Exploration & Science Missions Policy & Regulation NASA

SpaceNews.com • Jeff Foust

NASA releases final RFP for Mars communications orbiter

By SpaceNews.com: NASA has released the final request for proposals for a Mars telecommunications system, confirming requirements that limit the companies that can bid on it.

2026-05-16T15:53:12.684646-07:00

Space Force Defense Industry & Major Contractors Space Defense & Militarization Defense Policy

SpaceNews.com • Sandra Erwin

York Space defends growth strategy as SDA programs are reshaped

By SpaceNews.com: WASHINGTON — Just months after its public debut, York Space Systems is confronting a question that goes to the core of its business model: what happens when the Pentagon program that fueled its rise is fundamentally reorganized.

2026-05-16T15:08:52.224700-07:00

Museums Satellite Europe Aviation Safety & Regulation Defense Industry & Major Contractors Space Defense & Militarization Geopolitical Developments & Conflict Impact

AeroTime • Clement Charpentreau

ICEYE hands over POLSARIS SAR satellite constellation to Poland in under a year

By AeroTime: Finland's ICEYE has delivered POLSARIS, a four-satellite SAR reconnaissance constellation, to Poland's armed forces less than a year after contract signature.

Via Satellite

Iceye Delivers SAR Capability to Polish Armed Forces

defence-blog.com

Poland takes control of its own radar satellite constellation

2026-05-15T07:52:37.895683-07:00

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