This Week in Space – October 4-10, 2025
🛰️ ESA Communications Expansion
ESA Expands Deep Space Communication Capability – October 4
On October 4, 2025, the European Space Agency expanded its capability to communicate with scientific missions, enhancing Europe’s ability to maintain contact with spacecraft exploring the far reaches of our solar system and beyond.
📻 Amateur Radio on the ISS
ISS SSTV Event Continues Through October 9
The ARISS-Russia Slow Scan TV event continues on the International Space Station, transmitting 6 historic images celebrating the 1957 launch of Earth’s first artificial satellite. Amateur radio operators worldwide receive transmissions on 145.800 MHz FM.
🌌 Cosmic Mysteries
Cosmic Microwave Background Asymmetry Challenges Standard Model
An asymmetry in the average temperature of the cosmic microwave background doesn’t match the standard cosmological model, raising fundamental questions about our understanding of the universe’s structure and evolution.
Pristine Star in Large Magellanic Cloud Reveals Early Universe Clues
The Large Magellanic Cloud, a satellite galaxy of the Milky Way, hosts the near-pristine star SDSS, offering astronomers a glimpse into the early universe’s chemical composition and stellar formation processes.
☀️ Solar Activity Update
Solar Activity Returns to Moderate Levels – October 3
After a period at low levels, solar activity has returned to moderate levels. Active Region AR4232 produced notable solar activity, continuing the pattern of increased solar phenomena as we approach solar maximum.
🇮🇹 Italian Space Defense Initiative
IRIDE: Italy’s Ambitious Earth Defense Program
IRIDE, standing for International Report for an Innovative Defence of Earth, is an ambitious Italian space program focused on Earth observation and defense capabilities, representing Italy’s growing role in European space security.
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