メガコンステレーション

SpaceX’s IPO filing includes claims of sparking a Kardashev Type II civilization, triggering skepticism from physicists and potential scrutiny from the SEC. 6月 01, 2026

A US start-up's bid to "sell sunlight after dark" by beaming reflected sunlight from thousands of orbital mirrors has prompted formal objections from astronomers and observatories… 3月 17, 2026

Nvidia-backed Starcloud says it will fly ASIC Bitcoin miners on its next satellite, arguing orbit’s constant solar power and radiative cooling could change the economics of crypto… 3月 09, 2026

Amazon Leo (formerly Project Kuiper) scored a high-profile Ariane 64 launch and fresh regulatory approvals this week, accelerating its bid to narrow the lead held by SpaceX's Star… 2月 19, 2026

Arianespace launched the Ariane 64 — Europe’s most powerful rocket — on 12 February 2026, lofting 32 Amazon Leo broadband satellites to low Earth orbit. The mission demonstrated f… 2月 13, 2026

SpaceX says it will shift roughly 4,400 Starlink satellites from ~550 km to ~480 km in 2026 to reduce collision risk, speed up deorbiting of dead hardware, and ease growing traffi… 1月 03, 2026

Amazon rebrands Project Kuiper as Amazon Leo, rolls out enterprise-grade terminals offering up to 1 Gbps and leans on rival SpaceX for launches—setting up a rare Bezos–Musk stando… 11月 26, 2025